CVE-2007-4578: Sophos Anti-Virus

Medium severity, CVSS 6.8. EPSS: 7.3% chance of exploitation in the next 30 days.

Sophos Anti-Virus for Windows and for Unix/Linux before 2.48.0 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted UPX packed file, resulting from an "integer cast around". NOTE: as of 20070828, the vendor says this is a DoS and the researcher says this allows code execution, but the researcher is reliable.

Affected products

• Sophos Anti-Virus: version 3.4.6 only; version 3.78 only; version 3.78d only; version 3.79 only; version 3.80 only; version 3.81 only; …
• Sophos Scanning Engine: version 2.30.4 only; version 2.40.2 only
• Sophos Small Business Suite: version 4.04 only; version 4.05 only

Published 2007-08-28. Last modified 2026-06-16.