GLSA-200411-07 : Proxytunnel: Format string vulnerability

This script is Copyright (C) 2004-2015 Tenable Network Security, Inc.

Synopsis :

The remote Gentoo host is missing one or more security-related

Description :

The remote host is affected by the vulnerability described in GLSA-200411-07
(Proxytunnel: Format string vulnerability)

Florian Schilhabel of the Gentoo Linux Security Audit project found a
format string vulnerability in Proxytunnel. When the program is started in
daemon mode (-a [port]), it improperly logs invalid proxy answers to

Impact :

A malicious remote server could send specially crafted invalid answers to
exploit the format string vulnerability, potentially allowing the execution
of arbitrary code on the tunnelling host with the rights of the Proxytunnel

Workaround :

You can mitigate the issue by only allowing connections to trusted remote

See also :

Solution :

All Proxytunnel users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose '>=net-misc/proxytunnel-1.2.3'

Risk factor :

Critical / CVSS Base Score : 10.0

Family: Gentoo Local Security Checks

Nessus Plugin ID: 15612 (gentoo_GLSA-200411-07.nasl)

Bugtraq ID:

CVE ID: CVE-2004-0992

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