CVE-2009-2671: Sun JDK

Medium severity, CVSS 5.0. EPSS: 4.3% chance of exploitation in the next 30 days.

The SOCKS proxy implementation in Sun Java Runtime Environment (JRE) in JDK and JRE 6 before Update 15, and JDK and JRE 5.0 before Update 20, allows remote attackers to discover the username of the account that invoked an untrusted (1) applet or (2) Java Web Start application via unspecified vectors.

Affected products

• Sun JDK: up to and including 6; version 5.0 only; version 6 only
• Sun JRE: up to and including 6; version 5.0 only; version 6 only

Published 2009-08-05. Last modified 2026-06-16.