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[gentoo-announce] [ GLSA 201811-09 ] Icecast: Arbitrary code execution

Posted on 10 November 2018
Gentoo-announce

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From: Thomas Deutschmann <whissi@gentoo.org>
Reply-To: security@gentoo.org
To: gentoo-announce@lists.gentoo.org
Message-ID: <72e44362-f538-98df-ab8e-bb64a7f3fb7b@gentoo.org>
Subject: [ GLSA 201811-09 ] Icecast: Arbitrary code execution

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Gentoo Linux Security Advisory GLSA 201811-09
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https://security.gentoo.org/
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Severity: High
Title: Icecast: Arbitrary code execution
Date: November 10, 2018
Bugs: #670148
ID: 201811-09

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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
-------------------------------------------------------------------
1 net-misc/icecast < 2.4.4 >= 2.4.4

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
==========
[ 1 ] CVE-2018-18820
https://nvd.nist.gov/vuln/detail/CVE-2018-18820

Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:

https://security.gentoo.org/glsa/201811-09

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.

License
=======
Copyright 2018 Gentoo Foundation, Inc; referenced text
belongs to its owner(s).

The contents of this document are licensed under the
Creative Commons - Attribution / Share Alike license.

https://creativecommons.org/licenses/by-sa/2.5


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