CVE-2010-2549 EXPLOIT
7.2
HIGH · CVSS 2.0 · EPSS 5.1% (pctl 92)
Patch early
A public exploit exists.
Description
Use-after-free vulnerability in the kernel-mode drivers in Microsoft Windows Vista SP1 and SP2 and Server 2008 Gold and SP2 allows local users to gain privileges or cause a denial of service (system crash) by using a large number of calls to the NtUserCheckAccessForIntegrityLevel function to trigger a failure in the LockProcessByClientId function, leading to deletion of an in-use process object, aka "Win32k Reference Count Vulnerability."
Scoring
| CVSS | 7.2 (HIGH, v2.0) |
|---|---|
| Vector | AV:L/AC:L/Au:N/C:C/I:C/A:C |
| EPSS | 5.15% — more likely to be exploited than 92% of all CVEs |
| Weakness | CWE-399 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2010-07-02 |
| Last modified | 2026-06-16 |
Affected (2)
| Vendor | Product |
|---|---|
| microsoft | windows server 2008 |
| microsoft | windows vista |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Microsoft Windows Vista/2008 - NtUserCheckAccessForIntegrityLevel Use-After-Free | 2010-07-01 |
References
- http://osvdb.org/66003
- http://seclists.org/fulldisclosure/2010/Jul/3
- http://secunia.com/advisories/40421
- http://www.exploit-db.com/exploits/14156
- http://www.securityfocus.com/bid/41280
- http://www.us-cert.gov/cas/techalerts/TA10-285A.html
- https://exchange.xforce.ibmcloud.com/vulnerabilities/60120
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12215
- http://osvdb.org/66003
- http://seclists.org/fulldisclosure/2010/Jul/3
- http://secunia.com/advisories/40421
- http://www.exploit-db.com/exploits/14156
- http://www.securityfocus.com/bid/41280
- http://www.us-cert.gov/cas/techalerts/TA10-285A.html
- https://exchange.xforce.ibmcloud.com/vulnerabilities/60120
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12215
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