CVE-2002-0713: Squid

High severity, CVSS 7.5. EPSS: 5.5% chance of exploitation in the next 30 days.

Buffer overflows in Squid before 2.4.STABLE6 allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code (1) via the MSNT auth helper (msnt_auth) when using denyusers or allowusers files, (2) via the gopher client, or (3) via the FTP server directory listing parser when HTML output is generated.

Affected products

• Squid Squid: up to and including 2.4.stable6

Published 2002-07-26. Last modified 2026-06-16.