Microsoft Office up to XP Routing Slip memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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5.7$0-$5k0.00

A vulnerability has been found in Microsoft Office up to XP (Office Suite Software) and classified as critical. Affected by this vulnerability is an unknown code of the component Routing Slip Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Unspecified vulnerability in Microsoft Excel 2000, 2002, and 2003, in Microsoft Office 2000 SP3 and other packages, allows user-assisted attackers to execute arbitrary code via an Excel file with a malformed range, which could lead to memory corruption involving an argument to the msvcrt.memmove function, aka "Brand new Microsoft Excel Vulnerability," as originally placed for sale on eBay as item number 7203336538.

The bug was discovered 12/06/2005. The weakness was presented 03/14/2006 by Ollie Whitehouse with Symantec as MS06-012 as confirmed bulletin (Technet). It is possible to read the advisory at microsoft.com. This vulnerability is known as CVE-2005-4131 since 12/09/2005. The attack needs to be initiated within the local network. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available.

It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 3 days. During that time the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 21078 (MS06-012: Vulnerabilities in Microsoft Office Could Allow Remote Code Execution (905413)), 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 90303 (Vulnerabilities in Microsoft Office Could Allow Remote Code Execution (MS06-012)).

Applying the patch MS06-012 is able to eliminate this problem. The bugfix is ready for download at windowsupdate.microsoft.com. A possible mitigation has been published 11 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (23537) and Tenable (21078). Additional details are provided at eweek.com.

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CPE 2.3info

CPE 2.2info

CVSSv4info

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CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 5.7

VulDB Base Score: 6.3
VulDB Temp Score: 5.7
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CVSSv2info

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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
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Local: No
Remote: Partially

Availability: 🔍
Status: Proof-of-Concept

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Nessus ID: 21078
Nessus Name: MS06-012: Vulnerabilities in Microsoft Office Could Allow Remote Code Execution (905413)
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Threat Intelligenceinfo

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Countermeasuresinfo

Recommended: Patch
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Patch: MS06-012

Timelineinfo

12/06/2005 🔍
12/08/2005 +2 days 🔍
12/09/2005 +1 days 🔍
12/09/2005 +0 days 🔍
12/09/2005 +0 days 🔍
03/14/2006 +94 days 🔍
03/14/2006 +0 days 🔍
03/14/2006 +0 days 🔍
03/15/2006 +1 days 🔍
03/20/2006 +5 days 🔍
12/27/2006 +282 days 🔍
04/27/2019 +4504 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: MS06-012
Researcher: Ollie Whitehouse
Organization: Symantec
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2005-4131 (🔍)
X-Force: 23537 - Microsoft Excel msvcrt.memmove() buffer overflow, High Risk
SecurityTracker: 1015766
SecurityFocus: 15780 - Microsoft Excel Malformed Range Memory Corruption Vulnerability
Secunia: 19238 - Avaya Modular Messaging Windows Privilege Escalation Security Issues, Less Critical
OSVDB: 21568 - Microsoft Excel xls Processing msvcrt.memmove() Function Malformed Range Overflow
Vupen: ADV-2006-0950

Misc.: 🔍

Entryinfo

Created: 03/20/2006 16:31
Updated: 04/27/2019 10:19
Changes: 03/20/2006 16:31 (94), 04/27/2019 10:19 (5)
Complete: 🔍
Cache ID: 3:13C:103

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