Microsoft Office 2000/2003/Xp mso.dll lscreateline memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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6.6$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in Microsoft Office 2000/2003/Xp. This issue affects the function lscreateline in the library mso.dll. Performing a manipulation results in memory corruption. This vulnerability was named CVE-2006-3493. In addition, an exploit is available. It is suggested to install a patch to address this issue.

Detailsinfo

A vulnerability, which was classified as critical, was found in Microsoft Office 2000/2003/Xp (Office Suite Software). This affects the function lscreateline in the library mso.dll. 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. The summary by CVE is:

Buffer overflow in LsCreateLine function (mso_203) in mso.dll and mso9.dll, as used by Microsoft Word and possibly other products in Microsoft Office 2003, 2002, and 2000, allows remote user-assisted attackers to cause a denial of service (crash) via a crafted Word DOC or other Office file type. NOTE: this issue was originally reported to allow code execution, but on 20060710 Microsoft stated that code execution is not possible, and the original researcher agrees.

The bug was discovered 07/07/2006. The weakness was presented 07/10/2006 by naveed (Website). The advisory is shared at securityfocus.com. This vulnerability is uniquely identified as CVE-2006-3493 since 07/10/2006. The exploitability is told to be difficult. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details and a public exploit are known.

A public exploit has been developed in ANSI C. The exploit is shared for download at securityfocus.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 2590 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 22032 (MS06-038: Vulnerabilities in Microsoft Office Could Allow Remote Code Execution (917284)), 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.

Applying a patch is able to eliminate this problem. A possible mitigation has been published 1 days after the disclosure of the vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 12320.

The vulnerability is also documented in the databases at X-Force (27617), Tenable (22032), SecurityFocus (BID 18905†), OSVDB (30820†) and SecurityTracker (ID 1016453†). See VDB-2367 and VDB-84255 for similar entries. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.6

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Programming Language: 🔍
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 22032
Nessus Name: MS06-038: Vulnerabilities in Microsoft Office Could Allow Remote Code Execution (917284)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
TippingPoint: 🔍
PaloAlto IPS: 🔍
Fortigate IPS: 🔍

Timelineinfo

06/07/1999 🔍
07/07/2006 +2587 days 🔍
07/07/2006 +0 days 🔍
07/08/2006 +1 days 🔍
07/08/2006 +0 days 🔍
07/10/2006 +2 days 🔍
07/10/2006 +0 days 🔍
07/10/2006 +0 days 🔍
07/11/2006 +1 days 🔍
07/11/2006 +0 days 🔍
08/23/2006 +43 days 🔍
03/12/2015 +3123 days 🔍
07/12/2021 +2314 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: securityfocus.com⛔
Researcher: naveed
Status: Not defined

CVE: CVE-2006-3493 (🔍)
GCVE (CVE): GCVE-0-2006-3493
GCVE (VulDB): GCVE-100-31233
X-Force: 27617
SecurityFocus: 18905 - Microsoft Office MSO.DLL LsCreateLine() Potential Code Execution Vulnerability
OSVDB: 30820 - Microsoft - Office - MSO.DLL - LsCreateLine() - Potential Code Execution Issue
SecurityTracker: 1016453
Vulnerability Center: 12574 - Microsoft Word mso.dll and mso9.dll Denial of Service, Medium
Vupen: ADV-2006-2720

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

Entryinfo

Created: 03/12/2015 14:25
Updated: 07/12/2021 15:39
Changes: 03/12/2015 14:25 (80), 06/24/2019 16:09 (7), 07/12/2021 15:39 (3)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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