Microsoft Word 2000/2002 Font Parser memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Microsoft Word 2000/2002. This affects an unknown part of the component Font Parser. This manipulation causes memory corruption. This vulnerability is tracked as CVE-2005-0564. The attack is possible to be carried out remotely. No exploit exists. Applying a patch is the recommended action to fix this issue.

Detailsinfo

A vulnerability has been found in Microsoft Word 2000/2002 (Word Processing Software) and classified as critical. Affected by this vulnerability is an unknown functionality of the component Font Parser. 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:

Stack-based buffer overflow in Microsoft Word 2000 and Word 2002, and Microsoft Works Suites 2000 through 2004, might allow remote attackers to execute arbitrary code via a .doc file with long font information.

The bug was discovered 07/12/2005. The weakness was disclosed 07/12/2005 by Lord Yup as MS05-035 as confirmed bulletin (Technet). The advisory is shared at microsoft.com. This vulnerability is known as CVE-2005-0564 since 02/26/2005. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available.

We expect the 0-day to have been worth approximately $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 18679 (MS05-035: Vulnerability in Word May Lead to Code Execution (903672)), 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 110032 (Microsoft Word Vulnerability Could Allow Remote Code Execution (MS05-035)).

Upgrading to version 2003 eliminates this vulnerability. Applying the patch MS05-035 is able to eliminate this problem. The bugfix is ready for download at windowsupdate.microsoft.com. The best possible mitigation is suggested to be patching the affected component. A possible mitigation has been published immediately after the disclosure of the vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 11784.

The vulnerability is also documented in the databases at X-Force (21271), Tenable (18679), SecurityFocus (BID 14216†), OSVDB (17829†) and Secunia (SA15998†). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
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CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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EPSS Percentile: 🔍

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Current Price Estimation: 🔍

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Nessus ID: 18679
Nessus Name: MS05-035: Vulnerability in Word May Lead to Code Execution (903672)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
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Threat Intelligenceinfo

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Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
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Upgrade: Word 2003
Patch: MS05-035
TippingPoint: 🔍

McAfee IPS: 🔍
McAfee IPS Version: 🔍

PaloAlto IPS: 🔍

Timelineinfo

02/26/2005 🔍
07/12/2005 +136 days 🔍
07/12/2005 +0 days 🔍
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07/13/2005 +0 days 🔍
07/15/2005 +2 days 🔍
07/04/2025 +7294 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: MS05-035
Researcher: Lord Yup
Status: Confirmed

CVE: CVE-2005-0564 (🔍)
GCVE (CVE): GCVE-0-2005-0564
GCVE (VulDB): GCVE-100-1597

OVAL: 🔍

CERT: 🔍
X-Force: 21271 - Microsoft Word font buffer overflow, High Risk
SecurityFocus: 14216 - Microsoft Word Malformed Document Font Processing Buffer Overflow Vulnerability
Secunia: 15998 - Microsoft Word Font Parsing Buffer Overflow Vulnerability, Highly Critical
OSVDB: 17829 - Microsoft Office .doc Font Parsing Overflow
SecurityTracker: 1014458
Vulnerability Center: 8530 - [MS05-035] Buffer Overflow in Microsoft Word 2000 Fonts Parsing Process, Medium

Entryinfo

Created: 07/15/2005 11:48
Updated: 07/04/2025 20:56
Changes: 07/15/2005 11:48 (91), 07/03/2019 16:16 (8), 01/03/2025 19:13 (16), 07/04/2025 20:56 (2)
Complete: 🔍
Cache ID: 216::103

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