strongSwan vulnerability

strongSwan 4.6.2 through 6.0.7 has an infinite loop in PKCS#5 decryption.

Published 11 Sep 2026Updated 11 Sep 20262 sources
CVSS 5.9

What happened

strongSwan 4.6.2 through 6.0.7 has an infinite loop in PKCS#5 decryption.

Affected versions

strongSwan: 4.6.2 through before 6.1.0 (semver) Fixed: See vendor advisory.

Why it matters

Review the vendor advisory and exposure of the affected product to determine operational impact.

Detection & mitigation

  • Apply vendor-provided updates or mitigations.
  • Review affected product exposure and access logs.

Public PoC references

No public PoC reference has passed the current publication threshold.