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Insecure Library Loading
Moderately critical

Kerberos KDC Authorization Denial of Service Vulnerability

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Release Date:  2010-02-17    Views:  3,874

Secunia Advisory SA38598

Where:

From remote

Impact:

DoS

Solution Status:

Vendor Patch

Software:

CVE Reference(s):

Description


A vulnerability has been reported in Kerberos, which can be exploited by malicious people to cause a DoS (Denial of Service).

The vulnerability is caused due to an error in KDC when handling authorization data. This can be exploited to trigger an assertion failure and terminate the server via a specially crafted request.

The vulnerability is reported in versions krb5-1.7 and later.


Solution:
Apply patch:

Further details available to Secunia VIM customers

Provided and/or discovered by:
The vendor credits Emmanuel Bouillon of the NATO C3 Agency.

Original Advisory:
http://web.mit.edu/kerberos/www/advisories/MITKRB5-SA-2010-001.txt

Deep Links:
Links available to Secunia VIM customers

Do you have additional information related to this advisory?

Please provide information about patches, mitigating factors, new versions, exploits, faulty patches, links, and other relevant data by posting comments to this Advisory. You can also send this information to vuln@secunia.com

Subject: Kerberos KDC Authorization Denial of Service Vulnerability

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