Sophos Anti-Virus buffer overflow
| sophos-bo (21608) |  High Risk |
Description:
Sophos Anti-Virus is vulnerable to a heap-based buffer overflow when analyzing Visio files. A remote attacker could exploit this vulnerability using common protocols such as SMTP, SMB, HTTP, FTP, etc. to gain control of the target system or possibly obtain elevated privileges.
Consequences:
Gain Access
Remedy:
Apply the appropriate update for your system, available from the Sophos Technical Support Web page. See References.
References:
- Full-Disclosure Mailing List, Fri Aug 26 2005 - 07:36:01 CDT: Sophos Antivirus Library Remote Heap Overflow.
- Sophos Technical Advisory: Sophos buffer overflow vulnerability.
- Sophos Web site: Sophos Anti-Virus.
- BID-14362: Sophos Anti-Virus Library Visio Scanning Remote Heap Overflow Vulnerability
- CVE-2005-2768: Heap-based buffer overflow in the Sophos Antivirus Library, as used by Sophos Antivirus, PureMessage, MailMonitor, and other products, allows remote attackers to execute arbitrary code via a Visio file with a crafted sub record length.
- SA16245: Sophos Anti-Virus Visio File Parsing Buffer Overflow
Platforms Affected:
- Sophos MailMonitor for Exchange SAV 3.95.0
- Sophos MailMonitor for Notes/Domino SAV 3.95.0 and prior
- Sophos MailMonitor for SMTP-Windows SAV 3.95.0 and prior
- Sophos PureMessage for Unix SAV 3.95.0 and prior
- Sophos PureMessage for Windows/Exchange 2.0.2pr SAV 3.95.0
- Sophos PureMessage for Windows/Exchange 2.1 SAV 5.0.4
- Sophos PureMessage Small Business Edition 3.95 and prior
- Sophos Sophos Anti-Virus for DOS/Windows 3.1 3.95 and prior
- Sophos Sophos Anti-Virus for Mac OS 8/9 3.96 and prior
- Sophos Sophos Anti-Virus for Mac OS X v 4.6 4.6.2 and prior
- Sophos Sophos Anti-Virus for Netware 3.95 and prior
- Sophos Sophos Anti-Virus for OpenVMS 3.95 and prior
- Sophos Sophos Anti-Virus for OS/2 3.95 and prior
- Sophos Sophos Anti-Virus for Unix/Linux 3.95 and prior
- Sophos Sophos Anti-Virus for Win95/98/Me v3.x 3.95 and prior
- Sophos Sophos Anti-Virus for Win95/98/Me v4.5 4.5.3 and prior
- Sophos Sophos Anti-Virus for Windows NT v4.5 4.5.3 and prior
- Sophos Sophos Anti-Virus Small Bus. For Mac 3.95 and prior
- Sophos Sophos Anti-Virus Small Bus. For Windows 3.95 and prior
- Sophos Sophos Anti-Virus Win2000/XP/2003 v3.x 3.95 and prior
- Sophos Sophos Anti-Virus Win2000/XP/2003 v4.5 5.0.4 and prior
Reported:
Jul 27, 2005
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For corrections or additions please email xforce@iss.net