CVE-2011-1229
No known exploitation. EPSS puts it in the 73rd percentile. A vendor fix is available.
What to do
The vendor has published a fix. Version details are below where the sources state them.
What it is
From the CVE record
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."
In plain language
No plain-language summary for this CVE yet.
Exploitation
Where each signal puts this CVE on the scale from published to confirmed exploited.
- CISA KEV
Not in the catalog. CISA has not confirmed exploitation.
- Public exploits
No public exploit or proof of concept found in the sources we track.
- EPSS
1.5% chance of exploitation activity in the next 30 days, which ranks it in the 73rd percentile of scored CVEs.
Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.
Lifecycle
6 events over 5552 days, from the signal feeds we watch.
- OpenVAS check added
- Patch availablerecord updated
- Publishedweakness classified, att&ck mapped
Affected products
- agent accessCommunications
- aura conferencing standard editionCommunications
- basic call management system reporting desktopCommunications
- call management server supervisorCommunications
- callpilotCommunications
- callvisor asai lanCommunications
- communication server 1000 telephony managerCommunications
- computer telephonyCommunications
And 24 more affected products. See all after sign-in
Technical detail
CVSS 2.0 vector
Open in the CVSS calculatorAV:L/AC:L/Au:N/C:C/I:C/A:C
Scored 7.2 by NVD.
How it is reached
- Access Vector LocalRequires local access
- Access Complexity LowNo special conditions required
- Authentication NoneNo authentication required
Impact if exploited
- Confidentiality CompleteAll information is disclosed
- Integrity CompleteAll data can be modified
- Availability CompleteTotal shutdown of the affected resource
Weaknesses
ATT&CK techniques
Mapped from the weaknesses above (CWE to ATT&CK), not observed in attacks.
Sources
References in the record
- blogs.technet.com/b/srd/archive/2011/04/12/ms11-034-addressing-vulnerabilities-in-the-win32k-subsystem.aspx
- osvdb.org/71735
- secunia.com/advisories/44156
And 8 more references. See all after sign-in
Watch the software you run.
My Stack ranks new CVEs for your products by real-world exploitation, so the next serious one reaches you without reading every advisory.
We'll flag the next CVE, public exploit or patch for Agent Access, not every advisory.
A free account adds
- The full version matrix and every affected product
- Exploit links, proofs of concept and Metasploit modules
- Email alerts for the products you watch
- The same data over REST API, MCP and CLI