CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
8.8 | $5k-$25k | 0.00 |
A vulnerability was found in Microsoft Windows (Operating System) (affected version not known) and classified as critical. This issue affects some unknown functionality. The manipulation with an unknown input leads to a null pointer dereference vulnerability. Using CWE to declare the problem leads to CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. Impacted is confidentiality, integrity, and availability.
The weakness was released 04/12/2011 by Tarjei Mandt with Norman (Website). The advisory is shared at us-cert.gov. The identification of this vulnerability is CVE-2011-1231. The exploitation is known to be easy. An attack has to be approached locally. A simple authentication is required for exploitation. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 11/02/2021).
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.
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 (66413) and Tenable (53391). Entries connected to this vulnerability are available at 4336, 54584, 56176 and 56475.
Product
Type
Vendor
Name
License
CPE 2.3
CPE 2.2
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: Null pointer dereferenceCWE: CWE-476 / CWE-404
ATT&CK: Unknown
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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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: 🔍
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 🔍
11/02/2021 🔍
Sources
Vendor: microsoft.comProduct: microsoft.com
Advisory: us-cert.gov
Researcher: Tarjei Mandt
Organization: Norman
Status: Not defined
Confirmation: 🔍
CVE: CVE-2011-1231 (🔍)
OVAL: 🔍
X-Force: 66413
Vulnerability Center: 31065 - [MS11-034] Microsoft Windows Win32k Null Pointer Dereference Privilege Escalation (CVE-2011-1231), High
SecurityFocus: 47231 - Microsoft Windows Kernel 'Win32k.sys' (CVE-2011-1231) Local Privilege Escalation Vulnerability
Secunia: 44156
OSVDB: 71737 - Microsoft Windows win32k.sys Driver Null Pointer De-reference Unspecified Local Privilege Escalation (2011-1231)
See also: 🔍
Entry
Created: 03/23/2015 04:50 PMUpdated: 11/02/2021 02:16 PM
Changes: 03/23/2015 04:50 PM (61), 04/07/2017 04:04 PM (10), 11/02/2021 02:11 PM (5), 11/02/2021 02:16 PM (1)
Complete: 🔍
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