Vulnerability Report

CVE-2010-2549

Title: Microsoft Windows Server 2008 Auth Bypass

Auth Bypass

Proof Of Concept

PoC Available for CVE-2010-2549

CWE Category CWE-399
Published Date Jul 02, 2010
Modified Date Jun 16, 2026
Exploit Status Available
Score 7.2 CVSS v2.0
Exploit Probability (EPSS)
5.14%

Vulnerability Summary

CVE-2010-2549: 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."

Impacted Vendors

M
microsoft 2

Reference Links

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
CVSS v2.0
Source Entity [email protected]
Severity HIGH
7.2
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:L/AC:L/Au:N/C:C/I:C/A:C

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2010-2549 Exploits & PoCs (Proof Of Concept)

Exploit-DB https://www.exploit-db.com/exploits/14156
View Code
MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector N/A
Complexity N/A
Privileges N/A
Interaction NONE
CVSS Vector String AV:L/AC:L/Au:N/C:C/I:C/A:C

Affected Stack

No specific products linked.