CVE-2004-0992: Proxytunnel

High severity, CVSS 10.0. EPSS: 4.3% chance of exploitation in the next 30 days.

Format string vulnerability in the -a option (daemon mode) in Proxytunnel before 1.2.3 allows remote attackers to execute arbitrary code via format string specifiers in an invalid proxy answer.

Affected products

• Proxytunnel Proxytunnel: version 1.0.6 only; version 1.1.3 only; version 1.2.2 only; version 1.2_.0 only

Published 2005-03-01. Last modified 2026-06-16.