CVE-2017-11185: Strongswan

High severity, CVSS 7.5. EPSS: 2.8% chance of exploitation in the next 30 days.

The gmp plugin in strongSwan before 5.6.0 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted RSA signature.

Affected products

• Strongswan Strongswan: up to and including 5.5.3

Published 2017-08-18. Last modified 2026-06-17.