Microsoft Windows WINS Service input validation

CVSS Meta Temp Score
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CTI Interest Score
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8.8$0-$5k0.00

A vulnerability classified as critical has been found in Microsoft Windows (Operating System) (version unknown). This affects an unknown function of the component WINS Service. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

WINS in Microsoft Windows Server 2003 SP2 and Server 2008 Gold, SP2, R2, and R2 SP1 does not properly handle socket send exceptions, which allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via crafted packets, related to unintended stack-frame values and buffer passing, aka "WINS Service Failed Response Vulnerability."

The weakness was disclosed 05/10/2011 by Luigi Auriemma (TippingPoint) with ZDI (Website). It is possible to read the advisory at zerodayinitiative.com. This vulnerability is uniquely identified as CVE-2011-1248 since 03/04/2011. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are unknown but a public exploit is available.

The exploit is shared for download at securityfocus.com. It is declared as proof-of-concept. We expect the 0-day to have been worth approximately $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 53858 (MS11-035: Vulnerability in WINS Could Allow Remote Code Execution (2524426)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows : Microsoft Bulletins and running in the context r.

Upgrading eliminates this vulnerability. Applying the patch MS11-035 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. A possible mitigation has been published immediately after the disclosure of the vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 11154. The filter is assigned to the category Exploits.

The vulnerability is also documented in the databases at X-Force (67101) and Tenable (53858).

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

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CVSSv3info

VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 8.8

VulDB Base Score: 9.8
VulDB Temp Score: 8.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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Exploitinginfo

Class: Input validation
CWE: CWE-20
ATT&CK: Unknown

Local: No
Remote: Yes

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

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Nessus ID: 53858
Nessus Name: MS11-035: Vulnerability in WINS Could Allow Remote Code Execution (2524426)
Nessus File: 🔍
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OpenVAS ID: 802260
OpenVAS Name: Microsoft Windows WINS Remote Code Execution Vulnerability (2524426)
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Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
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Patch: MS11-035
TippingPoint: 🔍
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Timelineinfo

03/04/2011 🔍
05/10/2011 +67 days 🔍
05/10/2011 +0 days 🔍
05/10/2011 +0 days 🔍
05/10/2011 +0 days 🔍
05/10/2011 +0 days 🔍
05/11/2011 +1 days 🔍
05/13/2011 +2 days 🔍
05/19/2011 +6 days 🔍
03/19/2021 +3592 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: zerodayinitiative.com
Researcher: Luigi Auriemma (TippingPoint)
Organization: ZDI
Status: Not defined

CVE: CVE-2011-1248 (🔍)
OVAL: 🔍

X-Force: 67101
Vulnerability Center: 31391 - [MS11-035] Microsoft Windows WINC for Windows Remote Arbitrary Code Execution Vulnerability, High
SecurityFocus: 47730 - Microsoft Windows Internet Name Service (WINS) Failed Response Remote Code Execution Vulnerability
Secunia: 44538 - Microsoft Windows WINS Service Failed Response Data Reuse Vulnerability, Moderately Critical
OSVDB: 72234

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

Entryinfo

Created: 05/19/2011 02:00
Updated: 03/19/2021 10:08
Changes: 05/19/2011 02:00 (83), 03/22/2017 09:45 (14), 03/19/2021 10:08 (4)
Complete: 🔍

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