Microsoft Word 2000/2002/2003 DOC Document memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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9.3$0-$5k0.00

A vulnerability classified as very critical has been found in Microsoft Word 2000/2002/2003 (Word Processing Software). Affected is some unknown functionality of the component DOC Document Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Unspecified vulnerability in Microsoft Word 2000 and 2002, Office Word and Word Viewer 2003, Word 2004 and 2004 v. X for Mac, and Works 2004, 2005, and 2006 allows remote attackers to execute arbitrary code via a Word document with a malformed string that triggers memory corruption, a different vulnerability than CVE-2006-6456.

The bug was discovered 12/05/2006. The weakness was presented 12/05/2006 by Juha-Matti Laurio with Microsoft as confirmed bulletin (Technet). The advisory is available at microsoft.com. The vendor was not involved in the coordination of the public release. This vulnerability is traded as CVE-2006-5994 since 11/21/2006. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details are unknown but an exploit is available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 03/13/2021).

It is declared as functional. As 0-day the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 24338 (MS07-014: Vulnerabilities in Microsoft Word Could Allow Remote Code Execution (929434)), 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 110048 (Microsoft Word Malformed String Vulnerability (MS07-014)).

Applying a patch is able to eliminate this problem. The bugfix is ready for download at windowsupdate.microsoft.com. The problem might be mitigated by replacing the product with as an alternative. The best possible mitigation is suggested to be establishing an alternative product. A possible mitigation has been published 3 months after the disclosure of the vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 4905.

The vulnerability is also documented in the databases at X-Force (30738) and Tenable (24338). Further details are available at news.com.com.

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CPE 2.3info

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CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.3

VulDB Base Score: 10.0
VulDB Temp Score: 9.3
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VulDB Reliability: 🔍

CVSSv2info

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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Functional
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Nessus ID: 24338
Nessus Name: MS07-014: Vulnerabilities in Microsoft Word Could Allow Remote Code Execution (929434)
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Threat Intelligenceinfo

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Countermeasuresinfo

Recommended: Alternative
Status: 🔍

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Patch: windowsupdate.microsoft.com
TippingPoint: 🔍

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Timelineinfo

11/21/2006 🔍
12/05/2006 +14 days 🔍
12/05/2006 +0 days 🔍
12/05/2006 +0 days 🔍
12/05/2006 +0 days 🔍
12/06/2006 +1 days 🔍
12/06/2006 +0 days 🔍
12/06/2006 +0 days 🔍
12/06/2006 +0 days 🔍
12/06/2006 +0 days 🔍
12/07/2006 +0 days 🔍
02/13/2007 +68 days 🔍
02/17/2007 +4 days 🔍
03/13/2021 +5138 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: microsoft.com
Researcher: Juha-Matti Laurio
Organization: Microsoft
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2006-5994 (🔍)
OVAL: 🔍

X-Force: 30738 - Microsoft Word data string code execution, High Risk
SecurityTracker: 1017339
Vulnerability Center: 13231 - [MS07-014] Microsoft Word Unspecified Memory Corruption via Malformed String, Critical
SecurityFocus: 21451 - Microsoft Word Malformed String Arbitrary Remote Code Execution Vulnerability
Secunia: 23232 - Microsoft Word Multiple Memory Corruption Vulnerabilities, Extremely Critical
OSVDB: 30824 - Microsoft Word Malformed String Memory Corruption
Vupen: ADV-2006-4866

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

Entryinfo

Created: 12/06/2006 10:33
Updated: 03/13/2021 16:05
Changes: 12/06/2006 10:33 (107), 07/11/2019 14:53 (1), 03/13/2021 16:05 (2)
Complete: 🔍

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