GLSA 200411-20: ez-ipupdate: Format string vulnerability

http://security.gentoo.org/

Severity:	high
Title:	ez-ipupdate: Format string vulnerability
Date:	11/11/2004
Bugs:	#69658
ID:	200411-20

Synopsis

ez-ipupdate contains a format string vulnerability that could lead to execution of arbitrary code.

Background

ez-ipupdate is a utility for updating host name information for a large number of dynamic DNS services.

Affected packages

Package	Vulnerable	Unaffected	Architecture(s)
net-dns/ez-ipupdate	<= 3.0.11_beta8	>= 3.0.11_beta8-r1	All supported architectures

Description

Ulf Harnhammar from the Debian Security Audit Project discovered a format string vulnerability in ez-ipupdate.

Impact

An attacker could exploit this to execute arbitrary code with the permissions of the user running ez-ipupdate, which could be the root user.

Workaround

There is no known workaround at this time.

Resolution

All ez-ipupdate users should upgrade to the latest version:

    # emerge --sync
    # emerge --ask --oneshot --verbose ">=net-dns/ez-ipupdate-3.0.11_beta8-r1"

References

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-200411-20.xml

Concerns?

Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.