Ekiga: Format string vulnerability

1. Gentoo Linux Security Advisory

Advisory Reference	GLSA 200703-25 / ekiga
Release Date	March 29, 2007
Latest Revision	May 28, 2009: 02
Impact	high
Exploitable	remote

Package	Vulnerable versions	Unaffected versions	Architecture(s)
net-voip/ekiga	< 2.0.7	>= 2.0.7	All supported architectures

Related bugreports: #167643

Synopsis

A format string vulnerability in Ekiga may allow the remote execution of arbitrary code.

2. Impact Information

Background

Ekiga is an open source VoIP and video conferencing application.

Description

Mu Security has discovered that Ekiga fails to implement formatted printing correctly.

Impact

An attacker could exploit this vulnerability to crash Ekiga and potentially execute arbitrary code by sending a specially crafted Q.931 SETUP packet to a victim.

3. Resolution Information

Workaround

There is no known workaround at this time.

Resolution

All Ekiga users should upgrade to the latest version:

Code Listing 3.1: Resolution

# emerge --sync
# emerge --ask --oneshot --verbose ">=net-voip/ekiga-2.0.7"

4. References

CVE-2007-1006

Updated March 29, 2007

Summary: This is a Gentoo Linux Security Advisory

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