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Vulnerability Details : CVE-2012-2551

The server in Kerberos in Microsoft Windows Server 2008 R2 and R2 SP1, and Windows 7 Gold and SP1, allows remote attackers to cause a denial of service (NULL pointer dereference and reboot) via a crafted session request, aka "Kerberos NULL Dereference Vulnerability."
Publish Date : 2012-10-09 Last Update Date : 2013-11-02
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- CVSS Scores & Vulnerability Types

CVSS Score
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Denial Of Service
CWE ID CWE id is not defined for this vulnerability

- Related OVAL Definitions

Title Definition Id Class Family
Kerberos NULL dereference vulnerability - MS12-069 oval:org.mitre.oval:def:15674 windows
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2012-2551

# Product Type Vendor Product Version Update Edition Language
1 OS Microsoft Windows 7 SP1 X86 Version Details Vulnerabilities
2 OS Microsoft Windows 7 X64 Version Details Vulnerabilities
3 OS Microsoft Windows 7 SP1 X64 Version Details Vulnerabilities
4 OS Microsoft Windows 7 X86 Version Details Vulnerabilities
5 OS Microsoft Windows Server 2008 R2 Itanium Version Details Vulnerabilities
6 OS Microsoft Windows Server 2008 R2 X64 Version Details Vulnerabilities
7 OS Microsoft Windows Server 2008 R2 SP1 Itanium Version Details Vulnerabilities
8 OS Microsoft Windows Server 2008 R2 SP1 X64 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Microsoft Windows 7 4
Microsoft Windows Server 2008 4

- References For CVE-2012-2551
Microsoft Security Bulletin MS12-069 MS12-069 - Important : Vulnerability in Kerberos Could Allow Denial of Service (2743555) - Version: 1.1 Severity Rating: Important Revision Note: V1.1 (May 29, 2013): Corrected update replacement entries in the Affected Software table for x64-based editions of Windows Server 2008 R2. This is a bulletin change only. There were no changes to detection logic or security update files. Summary: This security update resolves a privately reported vulnerability in Microsoft Windows. The vulnerability could allow denial of service if a remote attacker sends a specially crafted session request to the Kerberos server.Release Date:2013-05-29
BID 55778 Microsoft Windows Kerberos CVE-2012-2551 Denial of Service Vulnerability Release Date:2012-10-11
CERT TA12-283A
SECTRACK 1027620

- Metasploit Modules Related To CVE-2012-2551

There are not any metasploit modules related to this vulnerability (Please visit for more information)

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