CVE-2005-1551: Sophos Anti-Virus

Medium severity, CVSS 5.1. EPSS: 4.3% chance of exploitation in the next 30 days.

Sophos Anti-Virus 3.93 does not check downloaded files for viruses when they have only been written, which creates a race condition and may allow remote attackers to bypass virus protection if the file is executed before the antivirus starts on system reboot.

Affected products

• Sophos Sophos Anti-Virus: version 3.93 only

Published 2005-05-14. Last modified 2026-06-16.