GLSA 200405-10: Icecast denial of service vulnerability

http://security.gentoo.org/

Severity:	normal
Title:	Icecast denial of service vulnerability
Date:	05/19/2004
Bugs:	#50935
ID:	200405-10

Synopsis

Icecast is vulnerable to a denial of service attack allowing remote users to crash the application.

Background

Icecast is a program that streams audio data to listeners over the Internet.

Affected packages

Package	Vulnerable	Unaffected	Architecture(s)
net-misc/icecast	<= 2.0.0	>= 2.0.1	All supported architectures

Description

There is an out-of-bounds read error in the web interface of Icecast when handling Basic Authorization requests. This vulnerability can theorically be exploited by sending a specially crafted Authorization header to the server.

Impact

By exploiting this vulnerability, it is possible to crash the Icecast server remotely, resulting in a denial of service attack.

Workaround

There is no known workaround at this time. All users are advised to upgrade to the latest available version of Icecast.

Resolution

All users of Icecast should upgrade to the latest stable version:

    # emerge sync
    
    # emerge -pv ">=net-misc/icecast-2.0.1"
    # emerge ">=net-misc/icecast-2.0.1"

References

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-200405-10.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.