| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 6.2 | $0-$5k | 0.00 |
Summary
A vulnerability described as problematic has been identified in Microsoft Windows. This affects an unknown part of the file win32k.sys of the component Driver. The manipulation results in resource management. This vulnerability is known as CVE-2011-1874. No exploit is available. Upgrading the affected component is recommended.
Details
A vulnerability was found in Microsoft Windows (Operating System) (unknown version). It has been classified as problematic. Affected is an unknown code block of the file win32k.sys of the component Driver. The manipulation with an unknown input leads to a resource management vulnerability. CWE is classifying the issue as CWE-399. This is going to have an impact on confidentiality, and integrity. CVE summarizes:
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 CVEs listed in MS11-054, aka "Win32k Use After Free Vulnerability."
The weakness was published 07/12/2011 by Tarjei Mandt with Norman as MS11-054 as confirmed bulletin (Technet). The advisory is shared for download at microsoft.com. This vulnerability is traded as CVE-2011-1874 since 05/04/2011. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are known technical details, but no exploit is available.
As 0-day the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 55570 (MS11-054: Vulnerabilities in Windows Kernel-Mode Drivers Could Allow Elevation of Privilege (2555917)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows : Microsoft Bulletins and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 90718 (Microsoft Windows Kernel Mode Drivers Elevation of Privilege (MS11-054)).
Upgrading eliminates this vulnerability. Applying the patch MS11-054 is able to eliminate this problem. The bugfix is ready for download at microsoft.com. The best possible mitigation is suggested to be upgrading to the latest version. A possible mitigation has been published immediately after the disclosure of the vulnerability.
The vulnerability is also documented in the databases at X-Force (68300), Tenable (55570), SecurityFocus (BID 48587†), OSVDB (73777†) and Secunia (SA45186†). Similar entries are available at VDB-57929, VDB-57928, VDB-57927 and VDB-57926. Once again VulDB remains the best source for vulnerability data.
Product
Type
Vendor
Name
License
Website
- Vendor: https://www.microsoft.com/
- Product: https://www.microsoft.com/en-us/windows
CPE 2.3
CPE 2.2
Video
CVSSv4
VulDB Vector: 🔍VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 6.3VulDB Meta Temp Score: 6.2
VulDB Base Score: 4.8
VulDB Temp Score: 4.6
VulDB Vector: 🔍
VulDB Reliability: 🔍
CNA Base Score: 7.8
CNA Vector: 🔍
CVSSv2
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| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Resource managementCWE: CWE-399 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍
Physical: Partially
Local: Yes
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
| 0-Day | Unlock | Unlock | Unlock | Unlock |
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| Today | Unlock | Unlock | Unlock | Unlock |
Nessus ID: 55570
Nessus Name: MS11-054: Vulnerabilities in Windows Kernel-Mode Drivers Could Allow Elevation of Privilege (2555917)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
OpenVAS ID: 902538
OpenVAS Name: Windows Kernel-Mode Drivers Privilege Elevation Vulnerabilities (2555917)
OpenVAS File: 🔍
OpenVAS Family: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Patch: MS11-054
Timeline
05/04/2011 🔍07/12/2011 🔍
07/12/2011 🔍
07/12/2011 🔍
07/12/2011 🔍
07/12/2011 🔍
07/12/2011 🔍
07/12/2011 🔍
07/13/2011 🔍
07/13/2011 🔍
07/19/2011 🔍
01/21/2025 🔍
Sources
Vendor: microsoft.comProduct: microsoft.com
Advisory: MS11-054
Researcher: Tarjei Mandt
Organization: Norman
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2011-1874 (🔍)
GCVE (CVE): GCVE-0-2011-1874
GCVE (VulDB): GCVE-100-4380
OVAL: 🔍
X-Force: 68300
SecurityFocus: 48587 - Microsoft Windows Kernel 'Win32k.sys' (CVE-2011-1874) Local Privilege Escalation Vulnerability
Secunia: 45186 - Microsoft Windows win32k.sys Driver Multiple Vulnerabilities, Less Critical
OSVDB: 73777
SecurityTracker: 1025761 - Windows Kernel-Mode Drivers Let Local Users Gain Elevated Privileges
Vulnerability Center: 32238 - [MS11-054] Microsoft Windows Win32K.SYS Use-After-Free Local Privilege Escalation (CVE-2011-1874), High
See also: 🔍
Entry
Created: 07/19/2011 02:00Updated: 01/21/2025 20:19
Changes: 07/19/2011 02:00 (83), 03/27/2017 09:17 (16), 03/19/2021 12:29 (3), 01/21/2025 20:19 (26)
Complete: 🔍
Cache ID: 216::103
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