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Secunia Security Advisory 50236

Secunia Security Advisory 50236
Posted Aug 14, 2012
Authored by Secunia | Site secunia.com

Secunia Security Advisory - A vulnerability has been reported in Microsoft Windows, which can be exploited by malicious, local users to gain escalated privileges.

tags | advisory, local
systems | windows
SHA-256 | 312c2d9673be9c4269e466183c43c773e722f5516f299990ed56c53da2cd58a2

Secunia Security Advisory 50236

Change Mirror Download
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The new Secunia CSI 6.0 is now available in beta!
Seamless integration with your existing security solutions Sign-up to
become a Beta tester: http://secunia.com/csi6beta

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TITLE:
Microsoft Windows Kernel-Mode Drivers Privilege Escalation

SECUNIA ADVISORY ID:
SA50236

VERIFY ADVISORY:
Secunia.com
http://secunia.com/advisories/50236/
Customer Area (Credentials Required)
https://ca.secunia.com/?page=viewadvisory&vuln_id=50236

RELEASE DATE:
2012-08-14

DISCUSS ADVISORY:
http://secunia.com/advisories/50236/#comments

AVAILABLE ON SITE AND IN CUSTOMER AREA:
* Last Update
* Popularity
* Comments
* Criticality Level
* Impact
* Where
* Solution Status
* Operating System / Software
* CVE Reference(s)

http://secunia.com/advisories/50236/

ONLY AVAILABLE IN CUSTOMER AREA:
* Authentication Level
* Report Reliability
* Secunia PoC
* Secunia Analysis
* Systems Affected
* Approve Distribution
* Remediation Status
* Secunia CVSS Score
* CVSS

https://ca.secunia.com/?page=viewadvisory&vuln_id=50236

ONLY AVAILABLE WITH SECUNIA CSI AND SECUNIA PSI:
* AUTOMATED SCANNING

http://secunia.com/vulnerability_scanning/personal/
http://secunia.com/vulnerability_scanning/corporate/wsus_sccm_3rd_third_party_patching/

DESCRIPTION:
A vulnerability has been reported in Microsoft Windows, which can be
exploited by malicious, local users to gain escalated privileges.

The vulnerability is caused due to a use-after-free error in
win32k.sys when accessing objects in memory.

Successful exploitation allows execution of arbitrary code with
kernel-mode privileges.

SOLUTION:
Apply patches.

Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

PROVIDED AND/OR DISCOVERED BY:
The vendor credits Matthew Jurczyk, Google.

ORIGINAL ADVISORY:
MS12-055 (KB2731847):
http://technet.microsoft.com/en-us/security/bulletin/MS12-055

OTHER REFERENCES:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

DEEP LINKS:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXTENDED DESCRIPTION:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXTENDED SOLUTION:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXPLOIT:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

----------------------------------------------------------------------

About:
This Advisory was delivered by Secunia as a free service to help
private users keeping their systems up to date against the latest
vulnerabilities.

Subscribe:
http://secunia.com/advisories/secunia_security_advisories/

Definitions: (Criticality, Where etc.)
http://secunia.com/advisories/about_secunia_advisories/


Please Note:
Secunia recommends that you verify all advisories you receive by
clicking the link.
Secunia NEVER sends attached files with advisories.
Secunia does not advise people to install third party patches, only
use those supplied by the vendor.

----------------------------------------------------------------------

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