CVE-2006-6335: Sophos Anti-Virus

High severity, CVSS 10.0. EPSS: 12.6% chance of exploitation in the next 30 days.

Multiple buffer overflows in Sophos Anti-Virus scanning engine before 2.40 allow remote attackers to execute arbitrary code via (1) a SIT archive with a long filename that is not null-terminated, which triggers a heap-based overflow in veex.dll due to improper length calculation, and (2) a CPIO archive, with a long filename that is not null-terminated, which triggers a stack-based overflow in veex.dll.

Affected products

• Sophos Sophos Anti-Virus: up to and including 2.3

Published 2006-12-12. Last modified 2026-06-16.