GLSA 201811-09: Icecast: Arbitrary code execution

http://security.gentoo.org/

Severity:	high
Title:	Icecast: Arbitrary code execution
Date:	11/10/2018
Bugs:	#670148
ID:	201811-09

Synopsis

A vulnerability in Icecast might allow remote attackers to execute arbitrary code.

Background

Icecast is an open source alternative to SHOUTcast that supports MP3, OGG (Vorbis/Theora) and AAC streaming.

Affected packages

Package	Vulnerable	Unaffected	Architecture(s)
net-misc/icecast	< 2.4.4	>= 2.4.4	All supported architectures

Description

Multiple buffer overflows have been discovered in Icecast. Please review the CVE identifier referenced below for details.

Impact

A remote attacker, by sending a specially crafted request using authentication type “url”, could possibly execute arbitrary code with the privileges of the process, or cause a Denial of Service condition.

Workaround

There is no known workaround at this time.

Resolution

All Icecast users should upgrade to the latest version:

      # emerge --sync
      # emerge --ask --oneshot --verbose ">=net-misc/icecast-2.4.4"

References

CVE-2018-18820

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-201811-09.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.