Microsoft Windows Remote Access Service access control

CVSS Meta Temp Score
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CTI Interest Score
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6.6$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Microsoft Windows. This vulnerability affects unknown code of the component Remote Access Service. The manipulation results in access control. This vulnerability is reported as CVE-2011-1974. Moreover, an exploit is present. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as critical has been found in Microsoft Windows (Operating System) (the affected version unknown). Affected is an unknown part of the component Remote Access Service. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

NDISTAPI.sys in the NDISTAPI driver in Remote Access Service (RAS) in Microsoft Windows XP SP2 and SP3 and Windows Server 2003 SP2 does not properly validate user-mode input, which allows local users to gain privileges via a crafted application, aka "NDISTAPI Elevation of Privilege Vulnerability."

The weakness was disclosed 08/09/2011 by Lufeng Li with Neusoft Corporation as MS11-062 as confirmed bulletin (Technet). The advisory is shared for download at microsoft.com. This vulnerability is traded as CVE-2011-1974 since 05/09/2011. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details are unknown but an exploit is available. The MITRE ATT&CK project declares the attack technique as T1068.

The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept. As 0-day the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 55792 (MS11-062: Vulnerability in Remote Access Service NDISTAPI Driver Could Allow Elevation of Privilege (2566454)), 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 90724 (Microsoft Remote Access Service NDISTAPI Driver Elevation of Privilege Vulnerability (MS11-062)).

Upgrading eliminates this vulnerability. Applying the patch MS11-062 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.

The vulnerability is also documented in the databases at X-Force (68805), Tenable (55792), SecurityFocus (BID 48996†), Secunia (SA45408†) and Vulnerability Center (SBV-32641†). The entries VDB-4393, VDB-4389, VDB-4395 and VDB-4390 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: 7.3
VulDB Meta Temp Score: 6.6

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

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Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

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

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 55792
Nessus Name: MS11-062: Vulnerability in Remote Access Service NDISTAPI Driver Could Allow Elevation of Privilege (2566454)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 900298
OpenVAS Name: MS Windows Remote Access Service NDISTAPI Driver Privilege Elevation Vulnerability (2566454)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Patch: MS11-062

Timelineinfo

05/09/2011 🔍
08/09/2011 +91 days 🔍
08/09/2011 +0 days 🔍
08/09/2011 +0 days 🔍
08/09/2011 +0 days 🔍
08/10/2011 +1 days 🔍
08/10/2011 +0 days 🔍
08/19/2011 +9 days 🔍
06/18/2025 +5052 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: MS11-062
Researcher: Lufeng Li
Organization: Neusoft Corporation
Status: Confirmed

CVE: CVE-2011-1974 (🔍)
GCVE (CVE): GCVE-0-2011-1974
GCVE (VulDB): GCVE-100-4392

OVAL: 🔍
IAVM: 🔍

X-Force: 68805
SecurityFocus: 48996
Secunia: 45408 - Windows Remote Access Service NDISTAPI Driver Privilege Escalation, Less Critical
Vulnerability Center: 32641 - [MS11-062] Microsoft Windows XP and Windows Server 2003 Local Privilege Escalation via NDISTAPI, High

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 08/19/2011 02:00
Updated: 06/18/2025 20:25
Changes: 08/19/2011 02:00 (52), 07/08/2015 15:20 (27), 03/19/2021 13:24 (2), 03/19/2021 13:29 (7), 03/19/2021 13:34 (2), 03/19/2021 13:38 (1), 01/12/2025 22:56 (22), 06/18/2025 20:25 (2)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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