Summary
This host is missing an important security update according to Microsoft Bulletin MS12-055.
Impact
Successful exploitation could allow remote attackers to execute arbitrary code with kernel-mode privileges.
Impact Level: System
Solution
Run Windows Update and update the listed hotfixes or download and update mentioned hotfixes in the advisory from the below link, http://technet.microsoft.com/en-us/security/bulletin/ms12-055
Insight
The flaw is due to a use-after-free error in win32k.sys when accessing objects in memory.
Affected
Microsoft Windows XP x32 Edition Service Pack 3 and prior Microsoft Windows XP x64 Edition Service Pack 2 and prior Microsoft Windows 7 x32/x64 Edition Service Pack 1 and prior Microsoft Windows 2003 x32/x64 Edition Service Pack 2 and prior Microsoft Windows Vista x32/x64 Edition Service Pack 2 and prior Microsoft Windows Server 2008 R2 x64 Edition Service Pack 1 and prior Microsoft Windows Server 2008 x32/x64 Edition Service Pack 2 and prior
References
Severity
Classification
-
CVE CVE-2012-2527 -
CVSS Base Score: 7.2
AV:L/AC:L/Au:N/C:C/I:C/A:C
Related Vulnerabilities
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- Cumulative Security Update for Internet Explorer (939653)
- Microsoft Antimalware Client Privilege Elevation Vulnerability (2823482)
- Cumulative Security Update for Internet Explorer (933566)
- Consent User Interface Privilege Escalation Vulnerability (2442962)