CVE-2005-1797: OpenSSL

Medium severity, CVSS 5.1. EPSS: 0.7% chance of exploitation in the next 30 days.

The design of Advanced Encryption Standard (AES), aka Rijndael, allows remote attackers to recover AES keys via timing attacks on S-box lookups, which are difficult to perform in constant time in AES implementations.

Affected products

• OpenSSL OpenSSL: version 0.9.1c only; version 0.9.2b only; version 0.9.3 only; version 0.9.4 only; version 0.9.5 only; version 0.9.5a only; …

Published 2005-05-26. Last modified 2026-06-16.