CVE-2015-6427: Cisco Firesight System Software

Medium severity, CVSS 5.0. EPSS: 1.7% chance of exploitation in the next 30 days.

Cisco FireSIGHT Management Center allows remote attackers to bypass the HTTP attack detection feature and avoid triggering Snort IDS rules via an SSL session that is mishandled after decryption, aka Bug ID CSCux53437.

Affected products

• Cisco Firesight System Software: version 5.3.0 only; version 5.3.0.1 only; version 5.3.0.2 only; version 5.3.1 only; version 5.3.1.1 only; version 5.3.1.2 only; …

Published 2015-12-18. Last modified 2026-06-17.