Microsoft Windows Client/Server Run-Time Subsystem unspecified memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.6$25k-$100k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Microsoft Windows. This affects the function unspecified of the component Client/Server Run-Time Subsystem. The manipulation results in memory corruption. This vulnerability is reported as CVE-2011-1282. The attack requires a local approach. No exploit exists.

Detailsinfo

A vulnerability was found in Microsoft Windows (Operating System) (affected version unknown). It has been classified as critical. Affected is the function unspecified of the component Client/Server Run-Time Subsystem. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

The Client/Server Run-time Subsystem (aka CSRSS) in the Win32 subsystem 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 does not properly initialize memory and consequently uses a NULL pointer in an unspecified function call, which allows local users to gain privileges or cause a denial of service (memory corruption) via a crafted application that triggers an incorrect memory assignment for a user transaction, aka "CSRSS Local EOP SrvSetConsoleLocalEUDC Vulnerability."

The weakness was disclosed 07/13/2011 by j00ru with Hispasec (Website). The advisory is shared for download at us-cert.gov. This vulnerability is traded as CVE-2011-1282 since 03/04/2011. The exploitability is told to be easy. The attack needs to be approached locally. The successful exploitation needs a authentication. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $25k-$100k (estimation calculated on 10/17/2024).

The vulnerability scanner Nessus provides a plugin with the ID 55572 (MS11-056: Vulnerabilities in Windows Client/Server Run-time Subsystem Could Allow Elevation of Privilege (2507938)), 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 90719 (Microsoft Windows Client/Server Runtime Subsystem Elevation of Privilege Vulnerability (MS11-056)).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at X-Force (67749), Tenable (55572), SecurityFocus (BID 48598†) and Vulnerability Center (SBV-32239†). The entries VDB-4382, VDB-54556, VDB-57929 and VDB-57928 are pretty similar. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.6
VulDB Meta Temp Score: 8.6

VulDB Base Score: 8.8
VulDB Temp Score: 8.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 8.4
CNA Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 55572
Nessus Name: MS11-056: Vulnerabilities in Windows Client/Server Run-time Subsystem Could Allow Elevation of Privilege (2507938)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 902609
OpenVAS Name: Microsoft Windows CSRSS Privilege Escalation Vulnerabilities (2507938)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/04/2011 🔍
07/12/2011 +130 days 🔍
07/12/2011 +0 days 🔍
07/13/2011 +1 days 🔍
07/13/2011 +0 days 🔍
07/13/2011 +0 days 🔍
03/23/2015 +1349 days 🔍
10/17/2024 +3496 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: us-cert.gov
Researcher: j00ru
Organization: Hispasec
Status: Not defined

CVE: CVE-2011-1282 (🔍)
GCVE (CVE): GCVE-0-2011-1282
GCVE (VulDB): GCVE-100-57912

OVAL: 🔍

X-Force: 67749
SecurityFocus: 48598 - Microsoft Windows CSRSS 'SrvSetConsoleLocalEUDC()' Local Privilege Escalation Vulnerability
Vulnerability Center: 32239 - [MS11-056] Microsoft Windows CSRSS Local Privilege Escalation Vulnerability (CVE-2011-1282), High

See also: 🔍

Entryinfo

Created: 03/23/2015 16:50
Updated: 10/17/2024 23:04
Changes: 03/23/2015 16:50 (61), 04/07/2017 16:04 (11), 11/14/2021 09:53 (2), 10/17/2024 23:04 (26)
Complete: 🔍
Cache ID: 216::103

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