CVE-2011-0677

Description

win32k.sys in the kernel-mode drivers in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 allows local users to gain privileges via a crafted application that triggers a NULL pointer dereference, a different vulnerability than other "Vulnerability Type 2" CVEs listed in MS11-034, aka "Win32k Null Pointer De-reference Vulnerability."

7.2

CVSS

Severity: High

CVSS 2.0 •

EPSS 0.83% Top 30%

Vendor Advisory microsoft.com

Affected: n/a n/a

References

Link	Tags
http://www.us-cert.gov/cas/techalerts/TA11-102A.html	third party advisory us government resource
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-034	vendor advisory
http://www.vupen.com/english/advisories/2011/0952	vdb entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/66406	vdb entry
http://support.avaya.com/css/P8/documents/100133352
http://www.securityfocus.com/bid/47224	vdb entry
http://secunia.com/advisories/44156	third party advisory
http://blogs.technet.com/b/srd/archive/2011/04/12/ms11-034-addressing-vulnerabilities-in-the-win32k-subsystem.aspx
http://www.securitytracker.com/id?1025345	vdb entry
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12653	signature vdb entry

Frequently Asked Questions

What is the severity of CVE-2011-0677?: CVE-2011-0677 has been scored as a high severity vulnerability.
How to fix CVE-2011-0677?: To fix CVE-2011-0677, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2011-0677 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2011-0677 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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