Microsoft Windows resource management

CVSS Meta Temp Score
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CTI Interest Score
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7.5$0-$5k0.00

A vulnerability, which was classified as critical, was found in Microsoft Windows (Operating System) (the affected version is unknown). This affects an unknown code. 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. The summary by CVE is:

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 SP2, Windows Server 2008 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, aka "Win32k Use After Free Vulnerability."

The weakness was disclosed 10/11/2011 with Microsoft as MS11-077 as confirmed bulletin (Technet). It is possible to read the advisory at technet.microsoft.com. This vulnerability is uniquely identified as CVE-2011-2011. The exploitability is told to be easy. Attacking locally is a requirement. A authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 56451 (MS11-077: Vulnerabilities in Windows Kernel-Mode Drivers Could Allow Remote Code Execution (2567053)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows : Microsoft Bulletins.

Applying the patch MS11-077 is able to eliminate this problem. The bugfix is ready for download at technet.microsoft.com.

The vulnerability is also documented in the databases at X-Force (70115) and Tenable (56451). The entries 4422, 59004 and 59003 are pretty similar.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.5

VulDB Base Score: 7.8
VulDB Temp Score: 7.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Resource management
CWE: CWE-399 / CWE-404
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔍
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 56451
Nessus Name: MS11-077: Vulnerabilities in Windows Kernel-Mode Drivers Could Allow Remote Code Execution (2567053)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 902483
OpenVAS Name: Windows Kernel-Mode Drivers Remote Code Execution Vulnerabilities (2567053)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: MS11-077

Timelineinfo

05/09/2011 🔍
10/11/2011 +155 days 🔍
10/11/2011 +0 days 🔍
10/11/2011 +0 days 🔍
10/11/2011 +0 days 🔍
10/12/2011 +1 days 🔍
03/23/2015 +1258 days 🔍
11/23/2021 +2437 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: MS11-077
Organization: Microsoft
Status: Confirmed

CVE: CVE-2011-2011 (🔍)
OVAL: 🔍

X-Force: 70115
Vulnerability Center: 33535 - [MS11-077] Microsoft Windows \x27Win32k.sys\x27 Local Use-After-Free Privilege Escalation Vulnerability, High
SecurityFocus: 49981 - Microsoft Windows Kernel 'Win32k.sys' (CVE-2011-2011) Local Privilege Escalation Vulnerability

See also: 🔍

Entryinfo

Created: 03/23/2015 16:50
Updated: 11/23/2021 17:55
Changes: 03/23/2015 16:50 (62), 04/07/2017 16:04 (9), 11/23/2021 17:47 (3), 11/23/2021 17:55 (2)
Complete: 🔍

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