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AW: Cisco Security Advisory: Cisco IOS Software Zone-Based Firewall and Content Filtering Vulnerability
From: "Aichhorn, Herbert" <Herbert.Aichhorn () fabasoft com>
Date: Thu, 26 Sep 2013 12:54:12 +0000
wir sind nicht betroffen.
Von: nobody () cisco com [mailto:nobody () cisco com] Im Auftrag von Cisco Systems Product Security Incident Response
Gesendet: Mittwoch, 25. September 2013 18:23
An: bugtraq () securityfocus com
Cc: psirt () cisco com
Betreff: Cisco Security Advisory: Cisco IOS Software Zone-Based Firewall and Content Filtering Vulnerability
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Cisco IOS Software Zone-Based Firewall and Content Filtering Vulnerability
Advisory ID: cisco-sa-20130925-cce
For Public Release 2013 September 25 16:00 UTC (GMT)
A vulnerability in the Zone-Based Firewall (ZBFW) component of Cisco IOS Software could allow an unauthenticated,
remote attacker to cause an affected device to hang or reload.
The vulnerability is due to improper processing of specific HTTP packets when the device is configured for either Cisco
IOS Content Filtering or HTTP application layer gateway (ALG) inspection. An attacker could exploit this vulnerability
by sending specific HTTP packets through an affected device. An exploit could allow the attacker to cause an affected
device to hang or reload.
Cisco has released free software updates that address this vulnerability.
Workarounds that mitigate this vulnerability are not available.
This advisory is available at the following link:
Note: The September 25, 2013, Cisco IOS Software Security Advisory bundled publication includes eight Cisco Security
Advisories. All advisories address vulnerabilities in Cisco IOS Software. Each Cisco IOS Software Security Advisory
lists the Cisco IOS Software releases that correct the vulnerability or vulnerabilities detailed in the advisory as
well as the Cisco IOS Software releases that correct all Cisco IOS Software vulnerabilities in the September 2013
Individual publication links are in "Cisco Event Response: Semiannual Cisco IOS Software Security Advisory Bundled
Publication" at the following link: http://www.cisco.com/web/about/security/intelligence/Cisco_ERP_sep13.html
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