CVE-2009-3700: Squidguard

Medium severity, CVSS 5.0. EPSS: 3.8% chance of exploitation in the next 30 days.

Buffer overflow in sgLog.c in squidGuard 1.3 and 1.4 allows remote attackers to cause a denial of service (application hang or loss of blocking functionality) via a long URL with many / (slash) characters, related to "emergency mode."

Affected products

• Squidguard Squidguard: version 1.3 only; version 1.4 only

Published 2009-10-28. Last modified 2026-06-16.