CVE-2018-5549: F5 BIG-IP Access Policy Manager

High severity, CVSS 7.5. EPSS: 1.8% chance of exploitation in the next 30 days.

On BIG-IP APM 11.6.0-11.6.3.1, 12.1.0-12.1.3.3, 13.0.0, and 13.1.0-13.1.0.3, APMD may core when processing SAML Assertion or response containing certain elements.

Affected products

• F5 BIG-IP Access Policy Manager: from 11.6.0, up to and including 11.6.3.1; from 12.1.0, up to and including 12.1.3.3; from 13.1.0, up to and including 13.1.0.3; version 13.0.0 only

Published 2018-09-13. Last modified 2026-06-17.