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Secunia Security Advisory 52223

Secunia Security Advisory 52223
Posted Feb 14, 2013
Authored by Secunia | Site secunia.com

Secunia Security Advisory - Walied Assar has discovered a vulnerability in Microsoft Windows, which can be exploited by malicious, local users to cause a Denial of Service (DoS).

tags | advisory, denial of service, local
systems | windows
SHA-256 | 8b2fb7ac337144afad657c4f1294d143a368958def648ba87188667db8a7b910

Secunia Security Advisory 52223

Change Mirror Download
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The final version of the CSI 6.0 has been released.
Find out why this is not just another Patch Management solution: http://secunia.com/blog/325/

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TITLE:
Microsoft Windows "ZwSetInformationProcess()" Denial of Service
Vulnerability

SECUNIA ADVISORY ID:
SA52223

VERIFY ADVISORY:
Secunia.com
http://secunia.com/advisories/52223/
Customer Area (Credentials Required)
https://ca.secunia.com/?page=viewadvisory&vuln_id=52223

RELEASE DATE:
2013-02-14

DISCUSS ADVISORY:
http://secunia.com/advisories/52223/#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/52223/

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=52223

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:
Walied Assar has discovered a vulnerability in Microsoft Windows,
which can be exploited by malicious, local users to cause a Denial of
Service (DoS).

The vulnerability is caused due to a NULL-pointer deference error
within the "ZwSetInformationProcess()" function when handling process
priority and can be exploited to cause a crash.

The vulnerability is confirmed on a fully patched Windows 7
Professional (ntdll.dll version 6.1.7601.17725). Other versions may
also be affected.

SOLUTION:
No official solution is currently available.

PROVIDED AND/OR DISCOVERED BY:
Walied Assar

ORIGINAL ADVISORY:
http://waleedassar.blogspot.dk/2013/02/kernel-bug-1-processiopriority.html

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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