Rule

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Sid
24372

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Summary:
This event is generated when an attempt is made to exploit a known vulnerability in kerberos.

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Impact:
Denial of Service.   

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Detailed Information:
The Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.9 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a malformed request packet that does not trigger a response packet.

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Affected Systems:
mit kerberos 5-1.9

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Attack Scenarios:


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Ease of Attack:
Medium.

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False Positives:
None known.

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False Negatives:
None known.

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Corrective Action:
Upgrade to the latest non-affected version of the software.

Apply the appropriate vendor supplied patches.

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Contributors:
Sourcefire Vulnerability Research Team
This document was generated from data supplied by the National Vulnerability Database. A product of the National Institute of Standards and Technology.
For more information see http://nvd.nist.gov/

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Additional References:

NIST CVE-2011-0283:
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2011-0283
  
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