CVE-2011-1236
What it is
Use-after-free vulnerability in 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 leverages incorrect driver object management, a different vulnerability than other "Vulnerability Type 1" CVEs listed in MS11-034, aka "Win32k Use After Free Vulnerability."
At a glance
- Exploitability
- Can be exploited locally on the machine with a low-privilege account. High risk of data exposure, data tampering, service disruption.
- Exploit odds
- 1.2% chance of exploitation in the next 30 days (EPSS).
- Fix
- No patch or advisory is linked yet. Look at mitigations or restrict exposure.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 1.2% in the next 30 days (EPSS).
- Severity: 7.8 HIGH (CVSS).
- Fix: none linked yet, which raises it.
Details
- Published
- Last modified
- Exploit probability
- 1.2% · EPSS, next 30 days
- Weakness
- CWE-399
- Record status
- Modified
Affected
- Microsoft Windows 2003 Server
- Microsoft Windows 7
- Microsoft Windows Server 2003
- Microsoft Windows Server 2008
- Microsoft Windows Server 2008 r2
- Microsoft Windows Vista
- Microsoft Windows Xp
Attack profile CVSS 3.1 · 7.8
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Raw vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2011-1236.md and follow it. Check whether this project is affected by CVE-2011-1236. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
References
- http://blogs.technet.com/b/srd/archive/2011/04/12/ms11-034-addressing-vulnerabilities-in-the-win32k-subsystem.aspx
- http://osvdb.org/71751
- http://secunia.com/advisories/44156
- http://support.avaya.com/css/P8/documents/100133352
- http://www.securityfocus.com/bid/47213
- http://www.securitytracker.com/id?1025345
- http://www.us-cert.gov/cas/techalerts/TA11-102A.html
- http://www.vupen.com/english/advisories/2011/0952
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-034
- https://exchange.xforce.ibmcloud.com/vulnerabilities/66418
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12478
- http://blogs.technet.com/b/srd/archive/2011/04/12/ms11-034-addressing-vulnerabilities-in-the-win32k-subsystem.aspx
- http://osvdb.org/71751
- http://secunia.com/advisories/44156
- http://support.avaya.com/css/P8/documents/100133352
- http://www.securityfocus.com/bid/47213
- http://www.securitytracker.com/id?1025345
- http://www.us-cert.gov/cas/techalerts/TA11-102A.html
- http://www.vupen.com/english/advisories/2011/0952
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-034
- https://exchange.xforce.ibmcloud.com/vulnerabilities/66418
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12478