Microsoft Windows 7/Server 2008 JScript/VBScript Engine information disclosure

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in Microsoft Windows 7/Server 2008. This affects an unknown function of the component JScript/VBScript Engine. Such manipulation leads to information disclosure. This vulnerability is listed as CVE-2011-0031. The attack may be performed from remote. There is no available exploit. A patch should be applied to remediate this issue.

Detailsinfo

A vulnerability was found in Microsoft Windows 7/Server 2008 (Operating System) and classified as critical. Affected by this issue is an unknown function of the component JScript/VBScript Engine. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality. CVE summarizes:

The (1) JScript 5.8 and (2) VBScript 5.8 scripting engines in Microsoft Windows Server 2008 R2 and Windows 7 do not properly load decoded scripts obtained from web pages, which allows remote attackers to trigger memory corruption and consequently obtain sensitive information via a crafted web site, aka "Scripting Engines Information Disclosure Vulnerability."

The weakness was presented 02/08/2011 by Yamata Li with Palo Alto Networks. as MS11-009 as confirmed bulletin (Technet). The advisory is available at microsoft.com. This vulnerability is handled as CVE-2011-0031 since 12/10/2010. The attack may be launched remotely. No form of authentication is required for exploitation. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1592 by the MITRE ATT&CK project.

The vulnerability scanner Nessus provides a plugin with the ID 51909 (MS11-009: Vulnerability in JScript and VBScript Scripting Engine Could Allow Information Disclosure (2475792)), 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 l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 90681 (Microsoft JScript and VBScript Scripting Engines Information Disclosure Vulnerability (MS11-009)).

Applying the patch MS11-009 is able to eliminate this problem. The bugfix is ready for download at microsoft.com. 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 10801.

The vulnerability is also documented in the databases at X-Force (64920), Tenable (51909), SecurityFocus (BID 46139†), OSVDB (70827†) and Secunia (SA43249†). See VDB-4301, VDB-4297, VDB-4296 and VDB-4295 for similar entries. If you want to get best quality of vulnerability data, you may have to visit VulDB.

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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Nessus ID: 51909
Nessus Name: MS11-009: Vulnerability in JScript and VBScript Scripting Engine Could Allow Information Disclosure (2475792)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 902336
OpenVAS Name: Microsoft JScript and VBScript Scripting Engines Information Disclosure Vulnerability (2475792)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
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Patch: MS11-009
TippingPoint: 🔍

McAfee IPS: 🔍
McAfee IPS Version: 🔍

PaloAlto IPS: 🔍

Timelineinfo

12/10/2010 🔍
02/08/2011 +60 days 🔍
02/08/2011 +0 days 🔍
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02/08/2011 +0 days 🔍
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02/08/2011 +0 days 🔍
02/09/2011 +0 days 🔍
02/16/2011 +7 days 🔍
01/26/2025 +5093 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: MS11-009
Researcher: Yamata Li
Organization: Palo Alto Networks.
Status: Confirmed

CVE: CVE-2011-0031 (🔍)
GCVE (CVE): GCVE-0-2011-0031
GCVE (VulDB): GCVE-100-4298

OVAL: 🔍
IAVM: 🔍

X-Force: 64920
SecurityFocus: 46139 - Microsoft VBScript and JScript Scripting Engines Information Disclosure Vulnerability
Secunia: 43249 - Microsoft Windows JScript / VBScript Scripting Engine Information Disclosure, Less Critical
OSVDB: 70827 - Microsoft Windows JScript / VBScript Scripting Engine Memory Corruption Information Disclosure
SecurityTracker: 1025044
Vulnerability Center: 29658 - [MS11-009] Microsoft JScript 5.8 and VBScript 5.8 Remote Information Disclosure Vulnerability, Medium

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

Entryinfo

Created: 02/16/2011 14:11
Updated: 01/26/2025 06:16
Changes: 02/16/2011 14:11 (87), 04/07/2017 12:38 (11), 03/18/2021 20:12 (2), 01/20/2025 02:26 (16), 01/26/2025 06:16 (1)
Complete: 🔍
Cache ID: 216:1FA:103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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