CVE-2015-3455: Fedoraproject Fedora

Low severity, CVSS 2.6. EPSS: 11.4% chance of exploitation in the next 30 days.

Squid 3.2.x before 3.2.14, 3.3.x before 3.3.14, 3.4.x before 3.4.13, and 3.5.x before 3.5.4, when configured with client-first SSL-bump, do not properly validate the domain or hostname fields of X.509 certificates, which allows man-in-the-middle attackers to spoof SSL servers via a valid certificate.

Affected products

• Fedoraproject Fedora: version 22 only
• Oracle Linux: version 7 only
• Oracle Solaris: version 11.2 only
• Squid-Cache Squid: version 3.2.0.1 only; version 3.2.0.2 only; version 3.2.0.3 only; version 3.2.0.4 only; version 3.2.0.5 only; version 3.2.0.6 only; …

Published 2015-05-18. Last modified 2026-06-17.