CVE-2012-1558: Yassl Cyassl

Medium severity, CVSS 5.0. EPSS: 1.4% chance of exploitation in the next 30 days.

yaSSL CyaSSL before 2.0.8 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted X.509 certificate.

Affected products

• Yassl Cyassl: up to and including 2.0.6; version 0.2.0 only; version 0.3.0 only; version 0.4.0 only; version 0.5.0 only; version 0.5.5 only; …

Published 2012-03-12. Last modified 2026-06-16.