VDB-7122 · CVE-2012-2539 · MS12-079

Microsoft Word 2003/2007/2010 Rich Text Format resource management

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
8.9	$0-$5k	0.00

A vulnerability, which was classified as critical, was found in Microsoft Word 2003/2007/2010 (Word Processing Software). Affected is an unknown part of the component Rich Text Format. The manipulation with an unknown input leads to a resource management vulnerability. CWE is classifying the issue as CWE-399. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Microsoft Word 2003 SP3, 2007 SP2 and SP3, and 2010 SP1; Word Viewer; Office Compatibility Pack SP2 and SP3; and Office Web Apps 2010 SP1 allow remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via crafted RTF data, aka "Word RTF listoverridecount Remote Code Execution Vulnerability."

The bug was discovered 12/11/2012. The weakness was disclosed 12/12/2012 by SecuriTeam with SecuriTeam Secure Disclosure as MS12-079 as confirmed bulletin (Microsoft Technet). The advisory is available at technet.microsoft.com. The public release has been coordinated in cooperation with the vendor. This vulnerability is traded as CVE-2012-2539 since 05/09/2012. The exploitability is told to be difficult. Local access is required to approach this attack. The exploitation doesn't require any form of authentication. The technical details are unknown and an exploit is not available.

The vulnerability scanner Nessus provides a plugin with the ID 63226 (MS12-079: Vulnerability in Microsoft Word Could Allow Remote Code Execution (2780642)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows : Microsoft Bulletins. This issue was added on 03/28/2022 to the CISA Known Exploited Vulnerabilities Catalog with a due date of 04/18/2022:

Apply updates per vendor instructions.

Applying the patch MS12-079 is able to eliminate this problem. The bugfix is ready for download at technet.microsoft.com. A possible mitigation has been published even before and not after the disclosure of the vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 12683.

The vulnerability is also documented in the databases at X-Force (80355) and Tenable (63226).

Productinfo

Type

Word Processing Software

Vendor

Microsoft

Name

Word

Version

License

commercial

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.3
VulDB Meta Temp Score: 8.9

VulDB Base Score: 9.3
VulDB Temp Score: 8.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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NVD Base Score: 🔍

Exploitinginfo

Class: Resource management
CWE: CWE-399 / CWE-404
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

KEV Added: 🔍
KEV Due: 🔍
KEV Remediation: 🔍
KEV Ransomware: 🔍

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Nessus ID: 63226
Nessus Name: MS12-079: Vulnerability in Microsoft Word Could Allow Remote Code Execution (2780642)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 902936
OpenVAS Name: Microsoft Office Word Remote Code Execution Vulnerability (2780642)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍

Patch: MS12-079
Suricata ID: 2018315
Suricata Class: 🔍
Suricata Message: 🔍

TippingPoint: 🔍

McAfee IPS: 🔍
McAfee IPS Version: 🔍

ISS Proventia IPS: 🔍
PaloAlto IPS: 🔍
Fortigate IPS: 🔍

Timelineinfo

05/09/2012 🔍
12/06/2012 +211 days 🔍
12/11/2012 +5 days 🔍
12/11/2012 +0 days 🔍
12/11/2012 +0 days 🔍
12/11/2012 +0 days 🔍
12/11/2012 +0 days 🔍
12/11/2012 +0 days 🔍
12/11/2012 +0 days 🔍
12/11/2012 +0 days 🔍
12/12/2012 +1 days 🔍
12/12/2012 +0 days 🔍
12/14/2012 +2 days 🔍
04/20/2021 +3049 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: MS12-079
Researcher: SecuriTeam
Organization: SecuriTeam Secure Disclosure
Status: Confirmed
Coordinated: 🔍

CVE: CVE-2012-2539 (🔍)
OVAL: 🔍
IAVM: 🔍

X-Force: 80355
SecurityTracker: 1027852 - Microsoft Word RTF Parsing Error Lets Remote Users Execute Arbitrary Code
Vulnerability Center: 37649 - [MS12-079] Multiple Products of Microsoft Office Remote Code Execution via a Crafted RTF Data, Critical
SecurityFocus: 56834 - Microsoft Word RTF File 'listoverridecount' Remote Code Execution Vulnerability
Secunia: 51467 - Microsoft Office Word RTF "listoverridecount" Parsing Vulnerability, Highly Critical
OSVDB: 88315

Entryinfo

Created: 12/14/2012 18:07
Updated: 04/20/2021 09:23
Changes: 12/14/2012 18:07 (93), 04/22/2017 17:06 (8), 04/20/2021 09:23 (3)
Complete: 🔍