LSH lshd denial of service

lsh-lshd-dos (19724)

Low Risk

Description:

LSH is vulnerable to a denial of service attack, caused by an unspecified vulnerability in the lshd service.

Platforms Affected:

• Debian, Debian Linux 3.0
• GNU, LSH 1.0
• GNU, LSH 1.0.1
• GNU, LSH 1.0.2
• GNU, LSH 1.0.3
• GNU, LSH 1.0.4
• GNU, LSH 1.0.5
• GNU, LSH 1.0.6
• GNU, LSH 1.0.7
• GNU, LSH 1.1.0
• GNU, LSH 1.1.1
• GNU, LSH 1.1.2
• GNU, LSH 1.1.3
• GNU, LSH 1.1.4
• GNU, LSH 1.1.5
• GNU, LSH 1.1.6
• GNU, LSH 1.1.7
• GNU, LSH 1.1.8
• GNU, LSH 1.1.9
• GNU, LSH 1.2
• GNU, LSH 1.2.1
• GNU, LSH 1.2.2
• GNU, LSH 1.2.3
• GNU, LSH 1.2.4
• GNU, LSH 1.2.5
• GNU, LSH 1.3.0
• GNU, LSH 1.3.1
• GNU, LSH 1.3.2
• GNU, LSH 1.3.3
• GNU, LSH 1.3.4
• GNU, LSH 1.3.5
• GNU, LSH 1.3.6
• GNU, LSH 1.3.7
• GNU, LSH 1.4
• GNU, LSH 1.4.1
• GNU, LSH 1.4.2
• GNU, LSH 1.4.3
• GNU, LSH 1.5
• GNU, LSH 1.5.1
• GNU, LSH 1.5.2
• GNU, LSH 1.5.3
• GNU, LSH 1.5.4
• GNU, LSH 1.5.5
• GNU, LSH 2.0
• GNU, LSH 2.0.1

Remedy:

For LSH prior to 2.0.1:
Upgrade to the latest version of LSH (2.0.1 or later), available from the LSH Web page. See References.

— AND —

For LSH 2.0:
Apply the 2.0-2.0.1 patch for this vulnerability, available from the Lysator Archive Web page. See References.

— OR —

For Debian GNU/Linux:
Refer to DSA-717-1 for patch, upgrade, or suggested workaround information. See References.

Consequences:

Denial of Service

References:

• ANNOUNCE: LSH-2.0.1, fix for denial of service bug, News for the 2.0.1 release at http://lists.lysator.liu.se/pipermail/lsh-bugs/2005q1/000328.html.
• BID-12829: Lysator LSH Unspecified Denial Of Service Vulnerability
• CVE-2005-0814: Unknown vulnerability in lshd in Lysator LSH 1.x and 2.x before 2.0.1 allows remote attackers to cause a denial of service via unknown vectors.
• DSA-717: lsh-utils -- buffer overflow
• SA14609: LSH lshd Unspecified Denial of Service Vulnerability

Reported:

Mar 16, 2005

The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall the author/distributor (IBM Internet Security Systems X-Force) be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.

For corrections or additions please email xforce@iss.net

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