CVE-2016-7439: wolfSSL

Medium severity, CVSS 5.5. EPSS: 0.4% chance of exploitation in the next 30 days.

The C software implementation of RSA in wolfSSL (formerly CyaSSL) before 3.9.10 makes it easier for local users to discover RSA keys by leveraging cache-bank hit differences.

Affected products

• wolfSSL wolfSSL: up to and including 3.9.8

Published 2016-12-13. Last modified 2026-06-17.