CVE-2006-5645

Sophos Anti-Virus and Endpoint Security < 6.0.5 - Denial of Service via Malformed RAR Archive

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2006-5645. PoCs published by Damian Put.

AI-analyzed exploit summary This entry describes a Denial of Service (DoS) vulnerability affecting multiple antivirus vendors via a malformed RAR file. The provided link points to a binary exploit (2912.rar) but no actual code is included in the text.

Description

Sophos Anti-Virus and Endpoint Security before 6.0.5, Anti-Virus for Linux before 5.0.10, and other platforms before 4.11, when "Enabled scanning of archives" is set, allows remote attackers to cause a denial of service (infinite loop) via a malformed RAR archive with an Archive Header section with the head_size and pack_size fields set to zero.

Exploits (1)

exploitdb WRITEUP VERIFIED
by Damian Put · textdosmultiple
https://www.exploit-db.com/exploits/2912

This entry describes a Denial of Service (DoS) vulnerability affecting multiple antivirus vendors via a malformed RAR file. The provided link points to a binary exploit (2912.rar) but no actual code is included in the text.

Classification
Writeup 90%
Attack Type
Dos
Complexity
Trivial
Reliability
Theoretical
Target: Multiple Antivirus Vendors (e.g., Sophos, others)
No auth needed
Prerequisites: A malformed RAR file to trigger the vulnerability
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (8)

Core 8
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id?1018450
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://securitytracker.com/id?1017132
Vendor Advisory vdb-entry x_refsource_vupen
http://www.vupen.com/english/advisories/2006/4239
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/20816
Third Party Advisory third-party-advisory x_refsource_idefense
http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=439
Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq
http://www.securityfocus.com/archive/1/474683/100/0/threaded
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/22591

Scores

EPSS 0.1738
EPSS Percentile 96.7%

Details

CWE
CWE-399
Status published
Products (16)
sophos/anti-virus 4.04
sophos/anti-virus 4.05
sophos/anti-virus 4.5.3
sophos/anti-virus 4.5.4
sophos/anti-virus 4.5.11
sophos/anti-virus 4.5.12
sophos/anti-virus 4.7.1
sophos/anti-virus 4.7.2
sophos/anti-virus 5.0.1
sophos/anti-virus 5.0.2
... and 6 more
Published Nov 01, 2006
Tracked Since Feb 18, 2026