SecLists.Org Security Mailing List Archive

Any hacker will tell you that the latest news and exploits are not found on any web site—not even Insecure.Org. No, the cutting edge in security research is and will continue to be the full disclosure mailing lists such as Bugtraq. Here we provide web archives and RSS feeds (now including message extracts), updated in real-time, for many of our favorite lists. Browse the individual lists below, or search them all using the Site Search box above.

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nmap-dev logo

Nmap Development — Unmoderated technical development forum for debating ideas, patches, and suggestions regarding proposed changes to Nmap and related projects. Subscribe to nmap-dev here.

smb2-security-mode and SMB3 JT Tyra (Mar 21)
Hello Everyone,

While working through some vulnerability reports at my company, I came
across the following output from nmap, in particular the
smb2-security-mode.nse script.

The long story short here is that I believe this is a false positive. When
SMBv3 is the only available smb dialect AND smb encryption is enabled,
message signing exists. SMBv3 does an Encrypt+Sign
<...

Zenmap wrong ptr Scott Mayoral (Feb 04)
Hello,

While using zenmap (Mac OS) and ran a number of scans on the ip 165.232.151.85 (my client's server which I manage) and
the ptr returned is cr1osbydoe.com <http://cr1osbydoe.com/> When I run a dig -x on the terminal, the correct ptr
appears (hncda.livinginarchitecture.org <http://livinginarchitecture.org/>), same correct results from nmap proper on
my PC, as well as on the PC command line. crosbydoe . com is a url on...

Re: NMAP Scan help Jon Gorenflo (Feb 04)
Seeing JavaScript comments during an NMAP scan can indeed be a concern for clients with proprietary information. The
best way to protect this information is to not include it in the source code of the website. If it is absolutely
necessary to include it, it can be obfuscated to make it more difficult for an attacker to understand, but it cannot be
completely protected from being seen during a scan.

Jon

From: dev <dev-bounces () nmap...

Re: NMAP Scan help Robin Wood (Feb 04)
Yes, the JavaScript is sent to the browser as part of the "web page
package".

This is a page on my site:

https://digi.ninja/projects/authlab.php

As part of it, it uses this bit of HTML:

<script src="/javascript/authlab.js
<https://digi.ninja/javascript/authlab.js>"></script>

To load this JavaScript file:

https://digi.ninja/javascript/authlab.js

The JS file is public and accessible to anyone who browses...

Re: NMAP Scan help Robin Wood (Feb 04)
JavaScript is sent to the client as part of the way the web works and so
can't be blocked or hidden. If you stop sending it then whatever bits of
the site rely on it will stop working.

Nothing should be considered secret in client side JavaScript.

Robin

PR: NSE Script: Oracle NNE Crypto Parameter Enumeration Moritz Bechler via dev (Feb 04)
Hello,

a while back I did some reversing and security analysis on Oracle database's
proprietary transport security protocol (NNE/SNS).
Based on that research I have put together a NSE script that determines the
NNE server parameters/configuration and identify weak/vulnerable instances.

Happy to contribute that to nmap, I have opened a PR: https://github.com/nmap/nmap/pull/2603
Looking forward to your comments in the PR (not subscribed...

Proposal for a new feature to Ncat codergaz (Feb 04)
Hello,

First of all, I wanted to thank you for your work in developing great software. I use Ncat on a daily basis and it is a
must have tool for services management. And I would like to contribute to the project.

A very useful feature would be for Ncat messages to have a timestamp, to know when connections have been established.
Especially in listen mode, but also in connect mode.

For example, recently I solved a problem based on the time...

Re: NMAP Scan help thanatos thanatos via dev (Feb 03)
Thank you so much for all of your help

Sent from Yahoo Mail on Android

On Fri, Feb 3, 2023 at 12:44 PM, Robin Wood<robin@digi.ninja> wrote: Yes, the JavaScript is sent to the browser as
part of the "web page package".
This is a page on my site:
https://digi.ninja/projects/authlab.php

As part of it, it uses this bit of HTML:

<script src="/javascript/authlab.js"></script>

To load this JavaScript...

Re: NMAP Scan help thanatos thanatos via dev (Feb 03)
I am talking about running a scan from the outside on port 443. It shows my clients information 

Sent from Yahoo Mail on Android

On Thu, Feb 2, 2023 at 10:08 AM, Robin Wood<robin@digi.ninja> wrote: JavaScript is sent to the client as part of
the way the web works and so can't be blocked or hidden. If you stop sending it then whatever bits of the site rely on
it will stop working.
Nothing should be considered secret in client...

NMAP Scan help thanatos thanatos via dev (Feb 02)
I have a question.When I run MAP It displays the javascript comments for the site being scanned. This is a concern for
the client as this code has proprietary information. The client is asking if something can be done on their side to
prevent this information from being displayed as a part of the NMAP scan?
Thank UThanatos _______________________________________________
Sent through the dev mailing list
https://nmap.org/mailman/listinfo/dev...

Possible minor erros in nmap-os-db João Medeiros (Dec 23)
Hi.

I was parsing nmap-os-db for research purposes and found 3 empty
entries of the OPS field. I'm using the current version in the SVN
repository and sharing here so they could be corrected (if this is the
case).

Line 6657: should OPS() be OPS(R=N)?
Line 14382: should OPS() be OPS(R=N)?
Line 101945: should OPS() be OPS(R=N)?

Best regards.

Updated version of RadialNet João Medeiros (Dec 22)
Good morning, dear friends.

I would like to share that I've updated the RadialNet tool [1] to work
with Python 3 and GTK 3. Maybe some of you could check it and report
any bug I did not notice.

To test you may execute a Scan using Nmap as a backend tool (initially
assumed to be on /usr/bin/nmap, but can be changed in config.cfg). You
may also test it loading any Nmap XML output file (a sample is
included in share/sample/nmap_example.xml)....

Re: Live Capture Performance to Rival Wireshark Daniel Miller (Dec 18)
Matt,

Thanks for your interest in Npcap! These are very good questions, and we
hope to be able to improve Npcap's documentation to answer them soon. In
the meantime, here are some answers that may help you:

A recent survey of our log files from the field indicates that we are

Wireshark's "TCP Previous segment not captured" message does not
necessarily mean that Npcap or your application was unable to capture a
packet that...

ncat http proxy listen bug Phel (Nov 28)
Dear nmap developer community,

it seems ncat doesn't honor the bind address when listening as http
proxy, as can be seen when running ncat in (very) verbose mode:

$ ncat -v -v -v --proxy-type http -l 127.0.0.1 8081
Ncat: Version 7.93 ( https://nmap.org/ncat )
NCAT DEBUG: Initialized fdlist with 2 maxfds
Ncat: Listening on :::8081
NCAT DEBUG: Added fd 3 to list, nfds 1, maxfd 3
Ncat: Listening on 0.0.0.0:8081
NCAT...

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Nmap Announce — Moderated list for the most important new releases and announcements regarding the Nmap Security Scanner and related projects. We recommend that all Nmap users subscribe to stay informed.

Nmap 7.93 - 25th Anniversary Release! Gordon Fyodor Lyon (Sep 01)
Dear Nmap community,

Twenty five years ago today, I released the first version of Nmap in a
Phrack article named The Art of Port Scanning (https://nmap.org/p51-11.html).
I never thought I'd still be at it a quarter of a century later, but that's
because I also didn't anticipate such a wonderful community of users and
contributors spanning those decades. You've helped Nmap blossom from a
fairly simple port scanner to a...

Npcap Versions 1.70 and 1.71 improve Windows packet capturing performance, stability, security, and compatibility Gordon Fyodor Lyon (Sep 01)
Hello folks. While the Nmap Project has been quiet lately (this is my
first post of the year), I'm happy to share some great progress on both
Nmap and Npcap development. Starting with our Npcap Windows packet
capturing/sending library, I'm happy to report that we quietly released
Version 1.70 in June and then 1.71 on August 19. They include many key
improvements:

* Performance: A major overhaul of Packet.dll sped up routines that...

fulldisclosure logo

Full Disclosure — A public, vendor-neutral forum for detailed discussion of vulnerabilities and exploitation techniques, as well as tools, papers, news, and events of interest to the community. The relaxed atmosphere of this quirky list provides some comic relief and certain industry gossip. More importantly, fresh vulnerabilities sometimes hit this list many hours or days before they pass through the Bugtraq moderation queue.

Defense in depth -- the Microsoft way (part 84): (no) fun with %COMSPEC% Stefan Kanthak (Mar 24)
Hi @ll,

the documentation of the builtin START command
<https://technet.microsoft.com/en-us/library/cc770297.aspx>
of Windows NT's command processor CMD.EXE states:

| When you run a command that contains the string "CMD" as the first
| token without an extension or path qualifier, "CMD" is replaced
| with the value of the COMSPEC variable.
| This prevents users from picking up cmd from the current directory....

Invitation to the World Cryptologic Competition 2023 Competition Administrator (Mar 21)
The WCC 2023 is a fully-online and open competition using GitHub.
The language of the competition is English.

The WCC 2023 has a total duration of 295 days, from Sunday January 1st 2023
to Monday October 23rd 2023.
Teams and Judges must complete registration before Wednesday June 1st.

The WCC 2023 has three entry categories:
Category A: Block Ciphers with a 512-bit block, 512-bit key, and 192-bit
nonce
Category B: Digest Functions with a...

Insecure python cgi documentation and tutorials are vulnerable to XSS. Georgi Guninski (Mar 21)
Is there low hanging fruit for the following observation?

The documentation of the python cgi module is vulnerable to XSS
(cross site scripting)

https://docs.python.org/3/library/cgi.html

```
form = cgi.FieldStorage()
print("<p>name:", form["name"].value)
print("<p>addr:", form["addr"].value)
```

First result on google for "tutorial python cgi"
is...

Re: Microsoft PlayReady security research Adam Gowdiak (Mar 21)
Hello,

I feel obliged to provide additional comments to this paragraph as I
start to believe that CANAL+ might not deserve sole blame here...

While Microsoft claims there is absolutely no bug at its end, I
personally start to perceive the company as the one that should be
also blamed to some extent.

Below, I am providing you with the reasons that has lead me to such a
conclusion.

For many months, no response from CANAL+ was taken at my end as...

Re: Defense in depth -- the Microsoft way (part 83): instead to fix even their most stupid mistaskes, they spill barrels of snakeoil to cover them (or just leave them as-is) Arik Seils (Mar 21)
Hi there,

One can use the Metasploit Framework Module post/windows/local/bypassua _fodhelper to achieve this.

Greetings from Germany,

A.Seils

17.03.2023 06:26:56 Stefan Kanthak <stefan.kanthak () nexgo de>:

Re: Microsoft PlayReady security research Security Explorations (Mar 21)
Hello,

I feel obliged to provide additional comments to this paragraph as I
start to believe that CANAL+ might not deserve sole blame here...

While Microsoft claims there is absolutely no bug at its end, I
personally start to perceive the company as the one that should be
also blamed to some extent.

Below, I am providing you with the reasons that has lead me to such a
conclusion.

For many months, no response from CANAL+ was taken at my end as...

Defense in depth -- the Microsoft way (part 83): instead to fix even their most stupid mistaskes, they spill barrels of snakeoil to cover them (or just leave them as-is) Stefan Kanthak (Mar 16)
Hi @ll,

with Windows 2000, Microsoft virtualised the [HKEY_CLASSES_ROOT] registry
branch: what was just an alias for [HKEY_LOCAL_MACHINE\SOFTWARE\Classes]
before became the overlay of [HKEY_LOCAL_MACHINE\SOFTWARE\Classes] and
[HKEY_CURRENT_USER\Software\Classes] with the latter having precedence:
<https://msdn.microsoft.com/en-us/library/ms724498.aspx>

Note: while [HKEY_LOCAL_MACHINE\SOFTWARE\Classes] is writable only by...

[CFP] Security BSides Ljubljana 0x7E7 | June 16, 2023 Andraz Sraka (Mar 16)
MMMMMMMMMMMMMMMMNmddmNMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMN..-..--+MMNy:...-.-/yNMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMy..ymd-.:Mm::-:osyo-..-mMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MM:..---.:dM/..+NNyyMN/..:MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM
Mm../dds.-oy.-.dMh--mMds++MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM
My:::::/ydMmo..-hMMMmo//omMs/+Mm+++++shNMN+//+//+oMNy+///ohM
MMMs//yMNo+hMh---m:-:hy+sMN..+Mo..os+.-:Ny--ossssdN-.:yyo+mM...

Full Disclosure - Fastly Andrey Stoykov (Mar 11)
Correspondence from Fastly declined to comment regarding new discovered
vulnerabilities within their website.

Poor practices regarding password changes.

1. Reset user password
2. Access link sent
3. Temporary password sent plaintext

// HTTP POST request

POST /user/mwebsec%40gmail.com/password/request_reset HTTP/2
Host: api.fastly.com
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:108.0)
Gecko/20100101 Firefox/108.0
[...]

[...]...

Full Disclosure - Shopify Application Andrey Stoykov (Mar 11)
Correspondence from Shopify declined to comment regarding new discovered
vulnerabilities within their website.

Although 'frontend' vulnerabilities are considered out of scope,
person/tester foundhimself a beefy bugbounty from the same page that has
been listed below, including similar functionality that has not been tested
yet.

Two emails and several reports, the 'hacker-1' staff reject the bid for
findings.

Online Store...

[CVE-2023-25355/25356] No fix available - vulnerabilities in CoreDial sipXcom sipXopenfire Systems Research Group via Fulldisclosure (Mar 06)

SEC Consult SA-20230306-0 :: Multiple Vulnerabilities in Arris DG3450 Cable Gateway SEC Consult Vulnerability Lab, Research via Fulldisclosure (Mar 06)
SEC Consult Vulnerability Lab Security Advisory < 20230306-0 >
=======================================================================
title: Multiple Vulnerabilities
product: Arris DG3450 Cable Gateway
vulnerable version: AR01.02.056.18_041520_711.NCS.10
fixed version: -
CVE number: CVE-2023-27571, CVE-2023-27572
impact: medium
homepage: https://www.commscope.com...

OpenBSD overflow Erg Noor (Mar 06)
Hi,

Fun OpenBSD bug.

ip_dooptions() will allow IPOPT_SSRR with optlen = 2.

save_rte() will set isr_nhops to very large value, which will cause
overflow in next ip_srcroute() call.

More info is here https://github.com/fuzzingrf/openbsd_tcpip_overflow/

-erg

SEC Consult SA-20230228-0 :: OS Command Injectionin Barracuda CloudGen WAN SEC Consult Vulnerability Lab, Research via Fulldisclosure (Mar 02)
SEC Consult Vulnerability Lab Security Advisory < 20230228-0 >
=======================================================================
title: OS Command Injection
product: Barracuda CloudGen WAN
vulnerable version: < v8.* hotfix 1089
fixed version: v8.* with hotfix webui-sdwan-1089-8.3.1-174141891 or above
version 9.0.0 or above
CVE number: CVE-2023-26213...

SRP on Windows 11 Andy Ful (Mar 02)
The correction to:
Full Disclosure: Defense in depth -- the Microsoft way (part 82):
INVALID/BOGUS AppLocker rules disable SAFER on Windows 11 22H2
(seclists.org) <https://seclists.org/fulldisclosure/2023/Feb/13>

The Kanthak correction to restore SRP functionality on Windows 11 ver.
22H2, works only when Smart App Control is OFF. If it is in Evaluate or ON
mode, then the invalid registry values are automatically restored after
restarting...

Other Excellent Security Lists

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Bugtraq — The premier general security mailing list. Vulnerabilities are often announced here first, so check frequently!

basics logo

Security Basics — A high-volume list which permits people to ask "stupid questions" without being derided as "n00bs". I recommend this list to network security newbies, but be sure to read Bugtraq and other lists as well.

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Penetration Testing — While this list is intended for "professionals", participants frequenly disclose techniques and strategies that would be useful to anyone with a practical interest in security and network auditing.

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Info Security News — Carries news items (generally from mainstream sources) that relate to security.

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Firewall Wizards — Tips and tricks for firewall administrators

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IDS Focus — Technical discussion about Intrusion Detection Systems. You can also read the archives of a previous IDS list

webappsec logo

Web App Security — Provides insights on the unique challenges which make web applications notoriously hard to secure, as well as attack methods including SQL injection, cross-site scripting (XSS), cross-site request forgery, and more.

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Daily Dave — This technical discussion list covers vulnerability research, exploit development, and security events/gossip. It was started by ImmunitySec founder Dave Aitel and many security luminaries participate. Many posts simply advertise Immunity products, but you can't really fault Dave for being self-promotional on a list named DailyDave.

t2'23: Call For Papers 2023 (Helsinki, Finland) Tomi Tuominen via Dailydave (Mar 06)
Call For Papers 2023

Tired of your bosses suspecting conference trips to exotic locations being just a ploy to partake in Security Vacation
Club? Prove them wrong by coming to Helsinki, Finland on May 4-5 2023! Guaranteed lack of sunburn, good potential for
rain or slush. In case of great spring weather, though, no money back.

CFP and registration both open. Read further if still unsure.

Maui, Miami, Las Vegas, Tel Aviv or Wellington feel so...

pauldotcom logo

PaulDotCom — General discussion of security news, research, vulnerabilities, and the PaulDotCom Security Weekly podcast.

honeypots logo

Honeypots — Discussions about tracking attackers by setting up decoy honeypots or entire honeynet networks.

microsoft logo

Microsoft Sec Notification — Beware that MS often uses these security bulletins as marketing propaganda to downplay serious vulnerabilities in their products—note how most have a prominent and often-misleading "mitigating factors" section.

funsec logo

Funsec — While most security lists ban off-topic discussion, Funsec is a haven for free community discussion and enjoyment of the lighter, more humorous side of the security community

cert logo

CERT Advisories — The Computer Emergency Response Team has been responding to security incidents and sharing vulnerability information since the Morris Worm hit in 1986. This archive combines their technical security alerts, tips, and current activity lists.

CISA Releases Six Industrial Control Systems Advisories CISA (Mar 23)
Cybersecurity and Infrastructure Security Agency (CISA) - Defend Today, Secure Tomorrow

You are subscribed to Cybersecurity Advisories for Cybersecurity and Infrastructure Security Agency. This information
has recently been updated, and is now available.

CISA Releases Six Industrial Control Systems Advisories [
https://www.cisa.gov/news-events/alerts/2023/03/23/cisa-releases-six-industrial-control-systems-advisories ] 03/23/2023
08:00 AM EDT...

CISA Releases Eight Industrial Control Systems Advisories CISA (Mar 21)
Cybersecurity and Infrastructure Security Agency (CISA) - Defend Today, Secure Tomorrow

You are subscribed to Cybersecurity Advisories for Cybersecurity and Infrastructure Security Agency. This information
has recently been updated, and is now available.

CISA Releases Eight Industrial Control Systems Advisories [
https://www.cisa.gov/news-events/alerts/2023/03/21/cisa-releases-eight-industrial-control-systems-advisories ]
03/21/2023 08:00 AM...

CISA and NSA Release Enduring Security Framework Guidance on Identity and Access Management CISA (Mar 21)
Cybersecurity and Infrastructure Security Agency (CISA) - Defend Today, Secure Tomorrow

You are subscribed to Cybersecurity Advisories for Cybersecurity and Infrastructure Security Agency. This information
has recently been updated, and is now available.

CISA and NSA Release Enduring Security Framework Guidance on Identity and Access Management [...

oss-sec logo

Open Source Security — Discussion of security flaws, concepts, and practices in the Open Source community

Re: TTY pushback vulnerabilities / TIOCSTI Hanno Böck (Mar 24)
Here's a proposed patch to restrict access to the dangerous
functionality. Waiting a few days for feedback here and will then try
to send it to the appropriate kernel lists.

------------------

Restrict access to TIOCLINUX selection functions

These functions can be used for privilege escalation when code is
executed with tools like su/sudo.

Signed-off-by: Hanno Böck <hanno () hboeck de>
---
drivers/tty/vt/vt.c | 6 ++++++
1 file...

CVE-2022-47502: Apache OpenOffice: Macro URL arbitrary script execution Marcus Lange (Mar 24)
Severity: critical

Description:

Apache OpenOffice documents can contain links that call internal macros with arbitrary arguments. Several URI Schemes
are defined for this purpose.

Links can be activated by clicks, or by automatic document events.

The execution of such links must be subject to user approval.

In the affected versions of OpenOffice, approval for certain links is not requested; when activated, such links could
therefore...

CVE-2022-38745: Apache OpenOffice: Empty entry in Java class path Marcus Lange (Mar 24)
Severity: moderate

Description:

Apache OpenOffice versions before 4.1.14 may be configured to add an empty entry to the Java class path. This may lead
to run arbitrary Java code from the current directory.

Credit:

European Commission's Open Source Programme Office (sponsor)

References:

https://openoffice.apache.org/
https://www.cve.org/CVERecord?id=CVE-2022-38745

New distros list statistics Anthony Liguori (Mar 24)
Hi,

I've been working to automate[*] tracking posting on the distros@ mailing
list for reporting purposes. This includes searching oss-security for
posting information, extracting CVEs, and trying to tie it all together.

Anywhere, I have full stats for 2022 and stats for Jan/Feb of 2023. As
long as everyone is happy with the content, I'll update regularly moving
forward....

[CVE-2023-28686] Insufficient message sender validation in Dino Dino Team (Mar 23)
### Affected software

Dino (Instant Messenger) - https://dino.im/

### Severity

Medium (5.3): AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

### Affected versions
- Release version 0.4.0 and 0.4.1
- Release version 0.3.0 and 0.3.1
- Release version 0.2.2 and earlier
- Nightly version 0.4.1-13-g6690d8e4 and earlier

### Fixed versions
- Release version 0.4.2
- Release version 0.3.2
- Release version 0.2.3
- Nightly version 0.4.1-14-gef8fb0e9

###...

CVE-2023-0464: OpenSSL: Excessive Resource Usage Verifying X.509 Policy Constraints Solar Designer (Mar 22)
Excessive Resource Usage Verifying X.509 Policy Constraints (CVE-2023-0464)
===========================================================================

Severity: Low

A security vulnerability has been identified in all supported versions
of OpenSSL related to the verification of X.509 certificate chains
that include policy constraints. Attackers may be able to exploit this
vulnerability by creating a malicious certificate chain that triggers...

CVE-2023-28708: Apache Tomcat: JSESSIONID Cookie missing secure attribute in some configurations Mark Thomas (Mar 22)
CVE-2023-28708 Apache Tomcat - Information Disclosure

Severity: Important

Vendor: The Apache Software Foundation

Versions Affected:
Apache Tomcat 11.0.0-M1 to 11.0.0-M2
Apache Tomcat 10.1.0-M1 to 10.1.5
Apache Tomcat 9.0.0-M1 to 9.0.71
Apache Tomcat 8.5.0 to 8.5.85

Description:
When using the RemoteIpFilter with requests received from a reverse
proxy via HTTP that include the X-Forwarded-Proto header set to https,
session cookies created by...

Re: TTY pushback vulnerabilities / TIOCSTI Jakub Wilk (Mar 21)
* Hanno Böck <hanno () hboeck de>, 2023-03-19 09:18:

I think that should be fine.

Multiple vulnerabilities in Jenkins plugins Daniel Beck (Mar 21)
Jenkins is an open source automation server which enables developers around
the world to reliably build, test, and deploy their software.

The following releases contain fixes for security vulnerabilities:

* JaCoCo Plugin 3.3.2.1
* OctoPerf Load Testing Plugin 4.5.1, 4.5.2, and 4.5.3
* Pipeline Aggregator View Plugin 1.14
* Role-based Authorization Strategy Plugin 587.588.v850a_20a_30162

Additionally, we announce unresolved security issues in...

Xen Security Advisory 429 v3 (CVE-2022-42331) - x86: speculative vulnerability in 32bit SYSCALL path Xen . org security team (Mar 21)
Xen Security Advisory CVE-2022-42331 / XSA-429
version 3

x86: speculative vulnerability in 32bit SYSCALL path

UPDATES IN VERSION 3
====================

Public release.

ISSUE DESCRIPTION
=================

Due to an oversight in the very original Spectre/Meltdown security work
(XSA-254), one entrypath performs its speculation-safety actions too
late.

In some configurations, there is an...

Xen Security Advisory 428 v3 (CVE-2022-42333,CVE-2022-42334) - x86/HVM pinned cache attributes mis-handling Xen . org security team (Mar 21)
Xen Security Advisory CVE-2022-42333,CVE-2022-42334 / XSA-428
version 3

x86/HVM pinned cache attributes mis-handling

UPDATES IN VERSION 3
====================

Public release.

ISSUE DESCRIPTION
=================

To allow cachability control for HVM guests with passed through devices,
an interface exists to explicitly override defaults which would
otherwise be put in place. While not exposed to...

Xen Security Advisory 427 v2 (CVE-2022-42332) - x86 shadow plus log-dirty mode use-after-free Xen . org security team (Mar 21)
Xen Security Advisory CVE-2022-42332 / XSA-427
version 2

x86 shadow plus log-dirty mode use-after-free

UPDATES IN VERSION 2
====================

Public release.

ISSUE DESCRIPTION
=================

In environments where host assisted address translation is necessary
but Hardware Assisted Paging (HAP) is unavailable, Xen will run guests
in so called shadow mode. Shadow mode maintains a...

CVE-2023-26513: Apache Sling Resource Merger: Requests to certain paths managed by the Apache Sling Resource Merger can lead to DoS Radu Cotescu (Mar 20)
Description:

Excessive Iteration vulnerability in Apache Software Foundation Apache Sling Resource Merger.This issue affects Apache
Sling Resource Merger: from 1.2.0 before 1.4.2.

This issue is being tracked as SLING-11776

Credit:

Alex Collignon (reporter)

References:

https://sling.apache.org/
https://www.cve.org/CVERecord?id=CVE-2023-26513
https://issues.apache.org/jira/browse/SLING-11776

[SECURITY ADVISORY] curl: CVE-2023-27538: SSH connection too eager reuse still Daniel Stenberg (Mar 20)
CVE-2023-27538: SSH connection too eager reuse still
====================================================

Project curl Security Advisory, March 20th 2023 -
[Permalink](https://curl.se/docs/CVE-2023-27538.html)

VULNERABILITY
-------------

libcurl would reuse a previously created connection even when an SSH related
option had been changed that should have prohibited reuse.

libcurl keeps previously used connections in a connection pool for...

[SECURITY ADVISORY] curl: CVE-2023-27537: HSTS double-free Daniel Stenberg (Mar 20)
CVE-2023-27537: HSTS double-free
================================

Project curl Security Advisory, March 20th 2023 -
[Permalink](https://curl.se/docs/CVE-2023-27537.html)

VULNERABILITY
-------------

libcurl supports sharing HSTS data between separate "handles". This sharing was
introduced without considerations for do this sharing across separate threads
but there was no indication of this fact in the documentation.

Due to missing...

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Re: Issues with prefix / help needed ic (Mar 25)
Hi all,

Thank you for your replies, we ended up finding a left over ingress filter on one of our upstreams.

Regards, Michel

Re: Issues with prefix / help needed Aaron Gould (Mar 25)
yeah i see what you mean by, it doesn't work, then it starts working...

i traced to it, and it wasn't responding at first, then later it worked

C:\>tracert -w 1 86.104.228.1

Tracing route to 86.104.228.1 over a maximum of 30 hops

...

  9   118 ms     *      119 ms prs-bb1-link.ip.twelve99.net
[62.115.112.243]
 10   125 ms   124 ms   126 ms  ffm-bb1-link.ip.twelve99.net
[62.115.123.12]
 11    ...

Re: Issues with prefix / help needed William Herrin (Mar 25)
A good tool for diagnosing BGP problems is:

https://www.routeviews.org/routeviews/

While the problem is occurring, pick some of the collector hosts from
https://www.routeviews.org/routeviews/index.php/collectors/ and telnet
to them. This will drop you into a Cisco-like CLI where you can "show
ip bgp 86.104.228.0" and find out what the BGP path to your network is
from a bunch of points around the world.

This should help you identify...

Re: Issues with prefix / help needed ic (Mar 25)
One more thing: it seems that no matter what, the prefix is always reachable from AS3257 which makes the whole thing
even weirder.

Issues with prefix / help needed ic (Mar 25)
Hi there,

I’m contacting you because after spending 2 days troubleshooting I can’t seem to find a solution to the following.

We (AS45021) bought/transffered the 86.104.228.0/24 prefix a few months back because we couldn’t wait longer on the
RIPE waiting list.

Before you ask, yes, AS45021 is currently single homed, this will change in a week (it requires travelling a few
hundred miles and I couldn’t do it before).

Since we started...

Re: ARIN 8.3 Tina Morris (Mar 24)
There is no waiting period to receive resources.

Also there is an ARIN mailing list for these kind of questions -
https://lists.arin.net/mailman/listinfo/arin-ppml

On Fri, Mar 24, 2023 at 2:22 PM Nicholas Warren <nwarren () barryelectric com>
wrote:

ARIN 8.3 Nicholas Warren (Mar 24)
https://www.arin.net/participate/policy/nrpm/#eight3

What are people's experience with receiving several transfers in a years' time?

In 8.3, it states there is a waiting period for transfer sources. There is nothing about a waiting period for
receivers. What's the likelihood of there being a waiting period for receivers? If there is a waiting period for
receivers, would section 8.5.7 override that period?

Thanks,
Nich Warren

RE: Akvorado Resource Requirements Graham Johnston via NANOG (Mar 24)
Thanks, Vincent, I appreciate the feedback.

Regards,
Graham
 

-----Original Message-----
From: Vincent Bernat <bernat () luffy cx>
Sent: Friday, March 24, 2023 2:35 PM
To: Graham Johnston <graham.johnston () execulinktelecom ca>; nanog () nanog org
Subject: Re: Akvorado Resource Requirements

A VM with 64 GB, 24 vCPU can sustain about 100k flows/s.

1 TB seems enough to keep data for about 5 years at 30k flows/s with the default...

Re: Akvorado Resource Requirements Vincent Bernat (Mar 24)
A VM with 64 GB, 24 vCPU can sustain about 100k flows/s.

1 TB seems enough to keep data for about 5 years at 30k flows/s with the
default setup. This is however highly dependent on how well your flows
can be compressed. The main table with the default retention can use
around 600 GB by itself. The data compresses well outside of the main table.

You should test on your setup and let it run for a few days. You can
check how much space each...

Weekly Global IPv4 Routing Table Report Routing Table Analysis Role Account (Mar 24)
This is an automated weekly mailing describing the state of the Global
IPv4 Routing Table as seen from APNIC's router in Japan.

The posting is sent to APOPS, NANOG, AfNOG, SANOG, PacNOG, SAFNOG
TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG and the RIPE Routing WG.

Daily listings are sent to bgp-stats () lists apnic net.

For historical data, please see https://thyme.apnic.net.

If you have any comments please contact Philip Smith <pfsinoz...

Re: Akvorado Resource Requirements Andrew Latham (Mar 24)
Graham

You may want to build a lab and fire a generator at it to gather metrics.
Fast search landed on https://github.com/nerdalert/nflow-generator but I am
sure there are more.

On Fri, Mar 24, 2023 at 8:05 AM Graham Johnston via NANOG <nanog () nanog org>
wrote:

Re: Hulu US Cogent IPs problem Josh Luthman (Mar 24)
Maybe try: vx-whitelistrequest () hulu com

Report back so it can be added to TBW page if it is useful.

Akvorado Resource Requirements Graham Johnston via NANOG (Mar 24)
For anyone running Akvorado, can you please comment on resource requirements. I'm most concerned with CPU and memory,
with the assumption that resources are somewhat linear to flow rate, but also curious about disk usage secondarily.

Thanks,
Graham

Hulu US Cogent IPs problem TRABAJO (Mar 24)
Good morning,

Our customers are facing issues accessing Hulu from our Cogent IPs
geolocated in the US. Every time they try to log in they receive the
following prompted message:
"Something went wrong. Please try again later"

With a big black button "Log out and try again"

These IPs are perfectly located but we are still having problems. I read
all the thread related in the newsletter and also read the...

Re: Spectrum Engineer Josh Luthman (Mar 23)
RPKI?

On Thu, Mar 23, 2023 at 1:06 PM Dennis Burgess <dmburgess () linktechs net>
wrote:

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The RISKS Forum — Peter G. Neumann moderates this regular digest of current events which demonstrate risks to the public in computers and related systems. Security risks are often discussed.

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Healthcare organizations face rising ransomware attacks – and are paying up Matthew Wheeler (Jun 03)
https://www.theregister.com/2022/06/03/healthcare-ransomware-pay-sophos/

Healthcare organizations, already an attractive target for ransomware given
the highly sensitive data they hold, saw such attacks almost double between
2020 and 2021, according to a survey released this week by Sophos.

The outfit's team also found that while polled healthcare orgs are quite
likely to pay ransoms, they rarely get all of their data returned if they
do...

A digital conflict between Russia and Ukraine rages on behind the scenes of war Matthew Wheeler (Jun 03)
https://wskg.org/npr_story_post/a-digital-conflict-between-russia-and-ukraine-rages-on-behind-the-scenes-of-war/

SEATTLE — On the sidelines of a conference in Estonia on Wednesday, a
senior U.S. intelligence official told British outlet Sky News that the
U.S. is running offensive cyber operations in support of Ukraine.

“My job is to provide a series of options to the secretary of defense and
the president, and so that’s what I do,” said...

Researchers Uncover Malware Controlling Thousands of Sites in Parrot TDS Network Matthew Wheeler (Jun 03)
https://thehackernews.com/2022/06/researchers-uncover-malware-controlling.html

The Parrot traffic direction system (TDS) that came to light earlier this
year has had a larger impact than previously thought, according to new
research.

Sucuri, which has been tracking the same campaign since February 2019 under
the name "NDSW/NDSX," said that "the malware was one of the top infections"
detected in 2021, accounting for more than...

FBI, CISA: Don't get caught in Karakurt's extortion web Matthew Wheeler (Jun 03)
https://www.theregister.com/2022/06/03/fbi_cisa_warn_karakurt_extortion/

The Feds have warned organizations about a lesser-known extortion gang
Karakurt, which demands ransoms as high as $13 million and, some
cybersecurity folks say, may be linked to the notorious Conti crew.

In a joint advisory [PDF] this week, the FBI, CISA and US Treasury
Department outlined technical details about how Karakurt operates, along
with actions to take,...

DOJ Seizes 3 Web Domains Used to Sell Stolen Data and DDoS Services Matthew Wheeler (Jun 02)
https://thehackernews.com/2022/06/doj-seizes-3-web-domains-used-to-sell.html

The U.S. Department of Justice (DoJ) on Wednesday announced the seizure of
three domains used by cybercriminals to trade stolen personal information
and facilitate distributed denial-of-service (DDoS) attacks for hire.

This includes weleakinfo[.]to, ipstress[.]in, and ovh-booter[.]com, the
former of which allowed its users to traffic hacked personal data and
offered a...

Chinese Hackers Begin Exploiting Latest Microsoft Office Zero-Day Vulnerability Matthew Wheeler (Jun 02)
https://thehackernews.com/2022/05/chinese-hackers-begin-exploiting-latest.html

An advanced persistent threat (APT) actor aligned with Chinese state
interests has been observed weaponizing the new zero-day flaw in Microsoft
Office to achieve code execution on affected systems.

"TA413 CN APT spotted [in-the-wild] exploiting the Follina zero-day using
URLs to deliver ZIP archives which contain Word Documents that use the
technique,"...

US military hackers conducting offensive operations in support of Ukraine, says head of Cyber Command Matthew Wheeler (Jun 02)
https://www.three.fm/news/world-news/us-military-hackers-conducting-offensive-operations-in-support-of-ukraine-says-head-of-cyber-command/

US military hackers have conducted offensive operations in support of
Ukraine, the head of US Cyber Command has told Sky News.

In an exclusive interview, General Paul Nakasone also explained how "hunt
forward" operations were allowing the United States to search out foreign
hackers and identify...

SideWinder Hackers Launched Over a 1, 000 Cyber Attacks Over the Past 2 Years Matthew Wheeler (May 31)
https://thehackernews.com/2022/05/sidewinder-hackers-launched-over-1000.html

An "aggressive" advanced persistent threat (APT) group known as SideWinder
has been linked to over 1,000 new attacks since April 2020.

"Some of the main characteristics of this threat actor that make it stand
out among the others, are the sheer number, high frequency and persistence
of their attacks and the large collection of encrypted and obfuscated...

Hackers are Selling US University Credentials Online, FBI Says Matthew Wheeler (May 31)
https://tech.co/news/hackers-are-selling-us-university-credentials-online-fbi-says

The Federal Bureau of Investigation has warned US universities and colleges
that it has found banks of login credentials and other data relating to VPN
access circulating on cybercriminals forums.

The fear is that such data will be sold and subsequently used by malicious
actors to orchestrate attacks on other accounts owned by the same students,
in the hope...

Interpol Nabs 3 Nigerian Scammers Behind Malware-based Attacks Matthew Wheeler (May 31)
https://thehackernews.com/2022/05/interpol-nabs-3-nigerian-scammers.html

Interpol on Monday announced the arrest of three suspected global scammers
in Nigeria for using remote access trojans (RATs) such as Agent Tesla to
facilitate malware-enabled cyber fraud.

"The men are thought to have used the RAT to reroute financial
transactions, stealing confidential online connection details from
corporate organizations, including oil and gas...

U.S. Warns Against North Korean Hackers Posing as IT Freelancers Matthew Wheeler (May 18)
https://thehackernews.com/2022/05/us-warns-against-north-korean-hackers.html

Highly skilled software and mobile app developers from the Democratic
People's Republic of Korea (DPRK) are posing as "non-DPRK nationals" in
hopes of landing freelance employment in an attempt to enable the regime's
malicious cyber intrusions.

That's according to a joint advisory from the U.S. Department of State, the
Department of the...

FBI and NSA say: Stop doing these 10 things that let the hackers in Matthew Wheeler (May 18)
https://www.zdnet.com/article/fbi-and-nsa-say-stop-doing-these-10-things-that-let-the-hackers-in/

Cyber attackers regularly exploit unpatched software vulnerabilities, but
they "routinely" target security misconfigurations for initial access, so
the US Cybersecurity and Infrastructure Security Agency (CISA) and its
peers have created a to-do list for defenders in today's heightened threat
environment.

CISA, the FBI and National...

Fifth of Businesses Say Cyber-Attack Nearly Broke Them Matthew Wheeler (May 18)
https://www.infosecurity-magazine.com/news/fifth-of-businesses-cyber-attack/

A fifth of US and European businesses have warned that a serious
cyber-attack nearly rendered them insolvent, with most (87%) viewing
compromise as a bigger threat than an economic downturn, according to
Hiscox.

The insurer polled over 5000 businesses in the US, UK, Ireland, France,
Spain, Germany, the Netherlands and Belgium to compile its annual Hiscox
Cyber...

Hacker And Ransomware Designer Charged For Use And Sale Of Ransomware, And Profit Sharing Arrangements With Cybercriminals Matthew Wheeler (May 18)
https://www.shorenewsnetwork.com/2022/05/16/hacker-and-ransomware-designer-charged-for-use-and-sale-of-ransomware-and-profit-sharing-arrangements-with-cybercriminals/

A criminal complaint was unsealed today in federal court in Brooklyn, New
York, charging Moises Luis Zagala Gonzalez (Zagala), also known as
“Nosophoros,” “Aesculapius” and “Nebuchadnezzar,” a citizen of France and
Venezuela who resides in Venezuela, with attempted...

State of Ransomware shows huge growth in threat and impacts Matthew Wheeler (May 04)
https://www.continuitycentral.com/index.php/news/technology/7275-state-of-ransomware-shows-huge-growth-in-threat-and-impacts

Sophos has released its annual survey and review of real-world ransomware
experiences in its ‘State of Ransomware 2022’ report. This shows that 66
percent of organizations surveyed were hit with ransomware in 2021, up from
37 percent in 2020.

The average ransom paid by organizations that had data encrypted in their...

Open Source Tool Development

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Metasploit — Development discussion for Metasploit, the premier open source remote exploitation tool

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Wireshark — Discussion of the free and open source Wireshark network sniffer. No other sniffer (commercial or otherwise) comes close. This archive combines the Wireshark announcement, users, and developers mailing lists.

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Snort — Everyone's favorite open source IDS, Snort. This archive combines the snort-announce, snort-devel, snort-users, and snort-sigs lists.

Snort Subscriber Rules Update 2023-03-23 Research (Mar 23)
Talos Snort Subscriber Rules Update

Synopsis:
This release adds and modifies rules in several categories.

Details:
Talos has added and modified multiple rules in the and server-other
rule sets to provide coverage for emerging threats from these
technologies.

For a complete list of new and modified rules please see:

https://www.snort.org/advisories

Snort Subscriber Rules Update 2023-03-21 Research (Mar 21)
Talos Snort Subscriber Rules Update

Synopsis:
This release adds and modifies rules in several categories.

Details:
Talos has added and modified multiple rules in the file-office,
malware-cnc, malware-other, os-windows and server-webapp rule sets to
provide coverage for emerging threats from these technologies.

For a complete list of new and modified rules please see:

https://www.snort.org/advisories

Snort Subscriber Rules Update 2023-03-15 Research (Mar 15)
Talos Snort Subscriber Rules Update

Synopsis:
This release adds and modifies rules in several categories.

Details:
Talos is releasing coverage for a Microsoft Outlook Escalation of
Privilege vulnerability, CVE-2023-23397. The Snort 2 SIDs for this are
61478-61479, the Snort 3 SID for this is 300464.

Talos also has added and modified multiple rules in the file-image,
file-office, malware-cnc and server-webapp rule sets to provide
coverage for...

Snort Subscriber Rules Update 2023-03-14 Research (Mar 14)
Talos Snort Subscriber Rules Update

Synopsis:
Talos is aware of vulnerabilities affecting products from Microsoft
Corporation.

Details:
Microsoft Vulnerability CVE-2023-23410:
A coding deficiency exists in Microsoft Windows HTTP.sys that may lead
to an escalation of privilege.

Rules to detect attacks targeting these vulnerabilities are included in
this release and are identified with:
Snort 2: GID 1, SIDs 61464 through 61465,
Snort 3: GID 1,...

Snort Subscriber Rules Update 2023-03-09 Research (Mar 09)
Talos Snort Subscriber Rules Update

Synopsis:
This release adds and modifies rules in several categories.

Details:
Talos has added and modified multiple rules in the file-office,
malware-cnc and server-webapp rule sets to provide coverage for
emerging threats from these technologies.

For a complete list of new and modified rules please see:

https://www.snort.org/advisories

Snort Subscriber Rules Update 2023-03-07 Research (Mar 07)
Talos Snort Subscriber Rules Update

Synopsis:
This release adds and modifies rules in several categories.

Details:
Talos has added and modified multiple rules in the and server-webapp
rule sets to provide coverage for emerging threats from these
technologies.

For a complete list of new and modified rules please see:

https://www.snort.org/advisories

Re: [EXT] : Snort-sigs Digest, Vol 70, Issue 3 (No such file or directory error) Al Lewis (allewi) via Snort-sigs (Mar 02)
Talos Snort Subscriber Rules Update

Synopsis:
This release adds and modifies rules in several categories.

Details:
Talos has added and modified multiple rules in the malware-cnc, malware-other, os-windows, policy-other, protocol-scada
and server-webapp rule sets to provide coverage for emerging threats from these technologies.

For a complete list of new and modified rules please see:

https://www.snort.org/advisories

Re: [EXT] : Snort-sigs Digest, Vol 70, Issue 3 (No such file or directory error) Darryle Merlette via Snort-sigs (Mar 02)
Talos Snort Subscriber Rules Update

Synopsis:
This release adds and modifies rules in several categories.

Details:
Talos has added and modified multiple rules in the malware-cnc, malware-other, os-windows, policy-other, protocol-scada
and server-webapp rule sets to provide coverage for emerging threats from these technologies.

For a complete list of new and modified rules please see:

https://www.snort.org/advisories

Snort Subscriber Rules Update 2023-03-02 Research (Mar 02)
Talos Snort Subscriber Rules Update

Synopsis:
This release adds and modifies rules in several categories.

Details:
Talos has added and modified multiple rules in the and server-webapp
rule sets to provide coverage for emerging threats from these
technologies.

For a complete list of new and modified rules please see:

https://www.snort.org/advisories

Re: Snort Subscriber Rules Update 2023-02-28 Al Lewis (allewi) via Snort-sigs (Mar 02)
Talos Snort Subscriber Rules Update

Synopsis:
This release adds and modifies rules in several categories.

Details:
Talos has added and modified multiple rules in the malware-cnc,
malware-other, os-windows, policy-other, protocol-scada and server-webapp
rule sets to provide coverage for emerging threats from these technologies.

For a complete list of new and modified rules please see:

https://www.snort.org/advisories

Re: Snort Subscriber Rules Update 2023-02-28 mukesh.jha (Mar 01)
Talos Snort Subscriber Rules Update

Synopsis:
This release adds and modifies rules in several categories.

Details:
Talos has added and modified multiple rules in the malware-cnc,
malware-other, os-windows, policy-other, protocol-scada and server-webapp
rule sets to provide coverage for emerging threats from these technologies.

For a complete list of new and modified rules please see:

https://www.snort.org/advisories

Snort Subscriber Rules Update 2023-02-28 Research (Feb 28)
Talos Snort Subscriber Rules Update

Synopsis:
This release adds and modifies rules in several categories.

Details:
Talos has added and modified multiple rules in the malware-cnc,
malware-other, os-windows, policy-other, protocol-scada and
server-webapp rule sets to provide coverage for emerging threats from
these technologies.

For a complete list of new and modified rules please see:

https://www.snort.org/advisories

Snort Subscriber Rules Update 2023-02-23 Research (Feb 23)
Talos Snort Subscriber Rules Update

Synopsis:
This release adds and modifies rules in several categories.

Details:
Talos has added and modified multiple rules in the browser-chrome,
file-other and server-webapp rule sets to provide coverage for emerging
threats from these technologies.

For a complete list of new and modified rules please see:

https://www.snort.org/advisories

Snort Subscriber Rules Update 2023-02-21 Research (Feb 21)
Talos Snort Subscriber Rules Update

Synopsis:
This release adds and modifies rules in several categories.

Details:
Talos has added and modified multiple rules in the file-office,
file-other, malware-cnc, malware-other and server-webapp rule sets to
provide coverage for emerging threats from these technologies.

For a complete list of new and modified rules please see:

https://www.snort.org/advisories

Snort Subscriber Rules Update 2023-02-16 Research (Feb 16)
Talos Snort Subscriber Rules Update

Synopsis:
This release adds and modifies rules in several categories.

Details:
Talos has added and modified multiple rules in the file-image,
file-other, malware-backdoor, malware-other and server-webapp rule sets
to provide coverage for emerging threats from these technologies.

For a complete list of new and modified rules please see:

https://www.snort.org/advisories

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