CVE-2005-0097: Squid

Medium severity, CVSS 5.0. EPSS: 10.6% chance of exploitation in the next 30 days.

The NTLM component in Squid 2.5.STABLE7 and earlier allows remote attackers to cause a denial of service (crash) via a malformed NTLM type 3 message that triggers a NULL dereference.

Affected products

• Squid Squid: version 2.0_patch2 only; version 2.1_patch2 only; version 2.3_.stable4 only; version 2.3_.stable5 only; version 2.3_stable5 only; version 2.4 only; …

Published 2005-01-11. Last modified 2026-06-16.