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Re: Nortan Antivirus 2000 Poproxy.exe problem
From: "Sym Security" <symsecurity () symantec com>
Date: Mon, 4 Jun 2001 07:11:54 -0500

In response to the following posting from mreckz.......

                    bugtraq () blue-fer                                                                            
                    ret.com.au              To:     bugtraq () securityfocus com                                   
                    05/24/01 06:59          Subject:     Nortan Antivirus 2000 Poproxy.exe problem              
                    Please respond                                                                              
                    to mreckz                                                                                   

Poproxy.exe is the email virus scanner included in Nortan Antivirus 2000
other versions too). It listens on port 110 and acts as a mail server,
retreiving your mail then scanning it, and passing it along to the mail
(i think).

While messing around with this i crashed the server by sending it
too many characters (269 or more). Once the program crashes the
user is unable to receive email until the next reboot (or poproxy.exe is


Reference:   Bugtraq ID 2766, Norton Anti-Virus 2000 POProxy.exe Buffer
Overflow Vulnerability.

This issue is a duplicate of the issue reported 17 Dec, 1999 as Bugtrag ID
877,  "Norton Antivirus 2000 POProxy USER Vulnerability".

A Symantec NAV patch was issued for BID 877 , available for download from
the following location

For maximum effectiveness, the latest updates should always be downloaded
and applied to any product.  Symantec takes very seriously any security
concerns with Symantec products and welcomes the opportunity to work
closely with users to address security issues.

Thank You,
Sym Security () symantec com

                                                Sym Security's PGP Key is available from       
                                                certserver.pgp.com and MIT's PGP key server.   

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