Microsoft Windows up to XP Remote Administration Protocol netapi32.dll RAP Request input validation

CVSS Meta Temp Score
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CTI Interest Score
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6.7$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in Microsoft Windows 7/Server 2003/Server 2008 R2/Vista/XP. This impacts an unknown function in the library netapi32.dll of the component Remote Administration Protocol. Executing a manipulation as part of RAP Request can lead to input validation. This vulnerability appears as CVE-2012-1850. The attack may be performed from remote. In addition, an exploit is available. A patch should be applied to remediate this issue.

Detailsinfo

A vulnerability was found in Microsoft Windows 7/Server 2003/Server 2008 R2/Vista/XP (Operating System). It has been declared as critical. This vulnerability affects some unknown functionality in the library netapi32.dll of the component Remote Administration Protocol. The manipulation as part of a RAP Request leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect availability. CVE summarizes:

The Remote Administration Protocol (RAP) implementation in the LanmanWorkstation service 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 does not properly handle RAP responses, which allows remote attackers to cause a denial of service (service hang) via crafted RAP packets, aka "Remote Administration Protocol Denial of Service Vulnerability."

The weakness was presented 08/14/2012 by Yamata Li with Palo Alto Networks as MS12-054 as confirmed bulletin (Microsoft Technet). The advisory is available at technet.microsoft.com. This vulnerability was named CVE-2012-1850 since 03/22/2012. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details and also a private exploit are known.

It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 61529 (MS12-054: Vulnerabilities in Windows Networking Components Could Allow Remote Code Execution (2733594)), 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 90829 (Windows Networking Components Could Allow Remote Code Execution (MS12-054)).

Applying the patch MS12-054 is able to eliminate this problem. The bugfix is ready for download at technet.microsoft.com. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (61529), SecurityFocus (BID 54921†), OSVDB (84598†), Secunia (SA50245†) and Vulnerability Center (SBV-35859†). See VDB-5939, VDB-5940, VDB-5941 and VDB-5942 for similar entries. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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  • end of life (old version)

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 6.7

VulDB Base Score: 7.5
VulDB Temp Score: 6.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Private
Status: Proof-of-Concept

EPSS Score: 🔍
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Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 61529
Nessus Name: MS12-054: Vulnerabilities in Windows Networking Components Could Allow Remote Code Execution (2733594)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 903036
OpenVAS Name: Microsoft Windows Networking Components Remote Code Execution Vulnerabilities (2733594)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
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Patch: MS12-054
PaloAlto IPS: 🔍

Timelineinfo

03/22/2012 🔍
08/14/2012 +145 days 🔍
08/14/2012 +0 days 🔍
08/14/2012 +0 days 🔍
08/14/2012 +0 days 🔍
08/14/2012 +0 days 🔍
08/15/2012 +1 days 🔍
08/15/2012 +0 days 🔍
08/16/2012 +1 days 🔍
03/27/2021 +3145 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: MS12-054
Researcher: Yamata Li
Organization: Palo Alto Networks
Status: Confirmed

CVE: CVE-2012-1850 (🔍)
GCVE (CVE): GCVE-0-2012-1850
GCVE (VulDB): GCVE-100-5938

OVAL: 🔍
IAVM: 🔍

SecurityFocus: 54921
Secunia: 50245 - Microsoft Windows Networking Components Multiple Vulnerabilities, Moderately Critical
OSVDB: 84598
Vulnerability Center: 35859 - [MS12-054] Microsoft Windows Remote Administration Protocol DoS Vulnerability via Crafted RAP Packets, Medium

scip Labs: https://www.scip.ch/en/?labs.20140213
See also: 🔍

Entryinfo

Created: 08/16/2012 11:50
Updated: 03/27/2021 11:20
Changes: 08/16/2012 11:50 (54), 08/19/2018 20:02 (30), 03/27/2021 11:16 (8), 03/27/2021 11:20 (1)
Complete: 🔍
Cache ID: 216::103

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