01 Record
CVE-2011-1242
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
UnratedPUBLISHEDCNA: microsoft
CNA base scoreUnratedNo CNA CVSS vector
02 Description
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
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 1.43% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 72.8% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2011-04-13 20:07Z15 YR AGO
- Last updated
- 2024-08-06 22:21Z2 YR AGO
- Reserved
- 2011-03-04
- Assigning CNA
- microsoft
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- Data version
- 5.1
- Document digest
- 4f57110952b5c9b9cda458e593dad6448247a83af73f665520f7919edc8aed9d
05 Affected products
VendorProductVersionsPlatforms
06 References
- www.us-cert.govTA11-102Ahttp://www.us-cert.gov/cas/techalerts/TA11-102A.html
- oval.cisecurity.orgoval:org.mitre.oval:def:12525https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12525
- docs.microsoft.comMS11-034https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-034
- www.vupen.comADV-2011-0952http://www.vupen.com/english/advisories/2011/0952
- www.securityfocus.com47219http://www.securityfocus.com/bid/47219
- support.avaya.comhttp://support.avaya.com/css/P8/documents/100133352
- osvdb.org71757http://osvdb.org/71757
- secunia.com44156http://secunia.com/advisories/44156
- blogs.technet.comhttp://blogs.technet.com/b/srd/archive/2011/04/12/ms11-034-addressing-vulnerabilities-in-the-win32k-subsystem.aspx
- www.securitytracker.com1025345http://www.securitytracker.com/id?1025345