Vulnerability Description
Use-after-free vulnerability in win32k.sys in the kernel-mode drivers in Microsoft 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 leverages incorrect driver object management, aka "Win32k Use After Free Vulnerability."
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Windows 7 | - |
| Microsoft | Windows Server 2008 | All versions |
| Microsoft | Windows Vista | All versions |
Related Weaknesses (CWE)
References
- http://osvdb.org/73779
- http://secunia.com/advisories/45186
- http://support.avaya.com/css/P8/documents/100144947
- http://www.securityfocus.com/bid/48591
- http://www.securitytracker.com/id?1025761
- http://www.us-cert.gov/cas/techalerts/TA11-193A.htmlUS Government Resource
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-05
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3
- http://osvdb.org/73779
- http://secunia.com/advisories/45186
- http://support.avaya.com/css/P8/documents/100144947
- http://www.securityfocus.com/bid/48591
- http://www.securitytracker.com/id?1025761
- http://www.us-cert.gov/cas/techalerts/TA11-193A.htmlUS Government Resource
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-05
FAQ
What is CVE-2011-1877?
CVE-2011-1877 is a vulnerability with a CVSS score of 7.2 (HIGH). Use-after-free vulnerability in win32k.sys in the kernel-mode drivers in Microsoft Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 allows local use...
How severe is CVE-2011-1877?
CVE-2011-1877 has been rated HIGH with a CVSS base score of 7.2/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2011-1877?
Check the references section above for vendor advisories and patch information. Affected products include: Microsoft Windows 7, Microsoft Windows Server 2008, Microsoft Windows Vista.