Microsoft Office 2010 Input Method Editor access control

CVSS Meta Temp Score
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CTI Interest Score
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7.3$0-$5k0.00

Summaryinfo

A vulnerability was found in Microsoft Office 2010. It has been declared as problematic. The affected element is an unknown function of the component Input Method Editor. Such manipulation leads to access control. This vulnerability is uniquely identified as CVE-2011-2010. Moreover, an exploit is present. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability was found in Microsoft Office 2010 (Office Suite Software). It has been rated as critical. Affected by this issue is some unknown processing of the component Input Method Editor. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality, integrity, and availability. CVE summarizes:

The Microsoft Office Input Method Editor (IME) for Simplified Chinese in Microsoft Pinyin IME 2010, Office Pinyin SimpleFast Style 2010, and Office Pinyin New Experience Style 2010 does not properly restrict access to configuration options, which allows local users to gain privileges via the Microsoft Pinyin (aka MSPY) IME toolbar, aka "Pinyin IME Elevation Vulnerability."

The issue has been introduced in 06/15/2010. The weakness was disclosed 12/13/2011 as MS11-088 as confirmed bulletin (Technet). The advisory is shared for download at technet.microsoft.com. The public release has been coordinated in cooperation with the vendor. This vulnerability is handled as CVE-2011-2010 since 05/09/2011. The exploitation is known to be easy. The attack needs to be approached locally. No form of authentication is required for exploitation. Technical details are unknown but a private exploit is available. The MITRE ATT&CK project declares the attack technique as T1068.

The vulnerability was handled as a non-public zero-day exploit for at least 546 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 57274 (MS11-088: Vulnerability in Microsoft Office IME (Chinese) Could Allow Elevation of Privilege (2652016)), 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 110167 (Microsoft Office IME (Chinese) Elevation of Privilege Vulnerability (MS11-088)).

Applying the patch MS11-088 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 (57274), SecurityFocus (BID 50950†), OSVDB (77669†), Secunia (SA47062†) and Vulnerability Center (SBV-34014†). computerworld.com is providing further details. The entries VDB-4470, VDB-4466, VDB-4469 and VDB-4474 are pretty similar. VulDB is the best source for vulnerability data and more expert information about this specific topic.

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
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CVSSv3info

VulDB Meta Base Score: 8.4
VulDB Meta Temp Score: 7.3

VulDB Base Score: 8.4
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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Exploitinginfo

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

Physical: Partially
Local: Yes
Remote: No

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

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Nessus ID: 57274
Nessus Name: MS11-088: Vulnerability in Microsoft Office IME (Chinese) Could Allow Elevation of Privilege (2652016)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 902496
OpenVAS Name: Microsoft Office IME (Chinese) Privilege Elevation Vulnerability (2652016)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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Countermeasuresinfo

Recommended: Patch
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Patch: MS11-088

Timelineinfo

06/15/2010 🔍
05/09/2011 +328 days 🔍
12/13/2011 +218 days 🔍
12/13/2011 +0 days 🔍
12/13/2011 +0 days 🔍
12/13/2011 +0 days 🔍
12/13/2011 +0 days 🔍
12/13/2011 +0 days 🔍
12/14/2011 +0 days 🔍
01/21/2012 +38 days 🔍
01/12/2025 +4740 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: MS11-088
Status: Confirmed
Coordinated: 🔍

CVE: CVE-2011-2010 (🔍)
GCVE (CVE): GCVE-0-2011-2010
GCVE (VulDB): GCVE-100-4472

IAVM: 🔍

SecurityFocus: 50950 - Microsoft Pinyin IME (CVE-2011-2010) Local Privilege Escalation Vulnerability
Secunia: 47062 - Microsoft Office Pinyin IME for Simplified Chinese Privilege Escalation, Less Critical
OSVDB: 77669
Vulnerability Center: 34014 - [MS11-088] Microsoft Pinyin IME 2010 and Office Pinyin Multiple Products Remote Privileges Escalation, High

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

Created: 01/21/2012 01:00
Updated: 01/12/2025 22:39
Changes: 01/21/2012 01:00 (78), 04/05/2017 15:34 (8), 03/20/2021 07:55 (3), 01/12/2025 22:39 (17)
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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