| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 8.8 | $0-$5k | 0.00 |
Summary
A vulnerability, which was classified as problematic, was found in Microsoft Windows. The impacted element is an unknown function. The manipulation results in resource management. This vulnerability was named CVE-2011-1238. The attack needs to be approached locally. There is no available exploit.
Details
A vulnerability, which was classified as critical, was found in Microsoft Windows (Operating System) (affected version not known). Affected is some unknown functionality. 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, integrity, and availability. 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 "Vulnerability Type 1" CVEs listed in MS11-034, aka "Win32k Use After Free Vulnerability."
The weakness was presented 04/12/2011 by Tarjei Mandt with Norman (Website). The advisory is shared for download at us-cert.gov. This vulnerability is traded as CVE-2011-1238. The exploitability is told to be easy. The attack needs to be approached locally. A authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 03/22/2025).
The vulnerability scanner Nessus provides a plugin with the ID 53391 (MS11-034: Vulnerabilities in Windows Kernel-Mode Drivers Could Allow Elevation of Privilege (2506223)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows : Microsoft Bulletins. The commercial vulnerability scanner Qualys is able to test this issue with plugin 90701 (Microsoft Windows Kernel-Mode Drivers Elevation of Privilege Vulnerability (MS11-034)).
A possible mitigation has been published before and not just after the disclosure of the vulnerability.
The vulnerability is also documented in the databases at X-Force (66420), Tenable (53391), SecurityFocus (BID 47215†), OSVDB (71753†) and SecurityTracker (ID 1025345†). See VDB-4336, VDB-54584, VDB-56176 and VDB-56475 for similar entries. 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
CVSSv4
VulDB Vector: 🔍VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 8.8VulDB Meta Temp Score: 8.8
VulDB Base Score: 8.8
VulDB Temp Score: 8.8
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
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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: No
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: 53391
Nessus Name: MS11-034: Vulnerabilities in Windows Kernel-Mode Drivers Could Allow Elevation of Privilege (2506223)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
OpenVAS ID: 900283
OpenVAS Name: Windows Kernel-Mode Drivers Privilege Elevation Vulnerabilities (2506223)
OpenVAS File: 🔍
OpenVAS Family: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
03/04/2011 🔍04/12/2011 🔍
04/12/2011 🔍
04/12/2011 🔍
04/12/2011 🔍
04/12/2011 🔍
04/13/2011 🔍
04/13/2011 🔍
03/23/2015 🔍
03/22/2025 🔍
Sources
Vendor: microsoft.comProduct: microsoft.com
Advisory: us-cert.gov
Researcher: Tarjei Mandt
Organization: Norman
Status: Not defined
Confirmation: 🔍
CVE: CVE-2011-1238 (🔍)
GCVE (CVE): GCVE-0-2011-1238
GCVE (VulDB): GCVE-100-57108
OVAL: 🔍
X-Force: 66420
SecurityFocus: 47215 - Microsoft Windows Kernel 'Win32k.sys' (CVE-2011-1238) Local Privilege Escalation Vulnerability
Secunia: 44156
OSVDB: 71753 - Microsoft Windows win32k.sys Driver Use After Free Unspecified Local Privilege Escalation (2011-1238)
SecurityTracker: 1025345
Vulnerability Center: 31043 - [MS11-034] Microsoft Windows Win32k Use After Free Local Privilege Escalation (CVE-2011-1238), High
See also: 🔍
Entry
Created: 03/23/2015 16:50Updated: 03/22/2025 19:41
Changes: 03/23/2015 16:50 (63), 04/07/2017 16:05 (10), 11/02/2021 14:59 (5), 11/02/2021 15:00 (1), 03/22/2025 19:41 (15)
Complete: 🔍
Cache ID: 216:464:103
Once again VulDB remains the best source for vulnerability data.
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