Microsoft Office Word Viewer 2003 memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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9.0$0-$5k0.00

Summaryinfo

A vulnerability was found in Microsoft Office Word Viewer 2003. It has been classified as critical. Impacted is an unknown function. The manipulation leads to memory corruption. This vulnerability is referenced as CVE-2009-0565. Furthermore, an exploit is available. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability was found in Microsoft Office Word Viewer 2003 (Office Suite Software) and classified as critical. This issue affects an unknown code block. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Buffer overflow in Microsoft Office Word 2000 SP3, 2002 SP3, and 2007 SP1 and SP2; Microsoft Office for Mac 2004 and 2008; Open XML File Format Converter for Mac; and Microsoft Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats SP1 and SP2 allows remote attackers to execute arbitrary code via a Word document with a malformed record that triggers memory corruption, aka "Word Buffer Overflow Vulnerability."

The bug was discovered 06/09/2009. The weakness was published 06/09/2009 by Nicolas Joly with VUPEN Security (Website). It is possible to read the advisory at us-cert.gov. The identification of this vulnerability is CVE-2009-0565 since 02/12/2009. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are unknown but a public exploit is available.

The exploit is available at exploit-db.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 2031 days. During that time the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 50062 (MS09-017 / MS09-021 / MS09-027: Vulnerabilities in Microsoft Office Could Allow Remote Code Execution (967340 / 969462 / 969514) (Mac OS X)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family MacOS X Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 110099 (Microsoft Word Remote Code Execution Vulnerability (MS09-027)).

Applying a patch is able to eliminate this problem. A possible mitigation has been published before and not just after the disclosure of the vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 8224.

The vulnerability is also documented in the databases at X-Force (50794), Exploit-DB (14693), Tenable (50062), SecurityFocus (BID 35190†) and OSVDB (54960†). Similar entries are available at VDB-37163, VDB-48554, VDB-48553 and VDB-48552. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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CPE 2.2info

CVSSv4info

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CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.0

VulDB Base Score: 10.0
VulDB Temp Score: 9.0
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: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

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Nessus ID: 50062
Nessus Name: MS09-017 / MS09-021 / MS09-027: Vulnerabilities in Microsoft Office Could Allow Remote Code Execution (967340 / 969462 / 969514) (Mac OS X)
Nessus File: 🔍
Nessus Risk: 🔍
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Nessus Context: 🔍

OpenVAS ID: 900365
OpenVAS Name: Microsoft Office Word Remote Code Execution Vulnerabilities (969514)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Saint ID: exploit_info/ms_office_word_sprm_record
Saint Name: MS Office Word malformed Sprm record buffer overflow

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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Countermeasuresinfo

Recommended: Patch
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TippingPoint: 🔍

McAfee IPS: 🔍
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PaloAlto IPS: 🔍
Fortigate IPS: 🔍

Timelineinfo

11/17/2003 🔍
02/12/2009 +1914 days 🔍
06/09/2009 +117 days 🔍
06/09/2009 +0 days 🔍
06/09/2009 +0 days 🔍
06/09/2009 +0 days 🔍
06/09/2009 +0 days 🔍
06/09/2009 +0 days 🔍
06/09/2009 +0 days 🔍
06/10/2009 +0 days 🔍
06/10/2009 +0 days 🔍
10/20/2010 +497 days 🔍
03/17/2015 +1609 days 🔍
11/01/2025 +3882 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: us-cert.gov
Researcher: Nicolas Joly
Organization: VUPEN Security
Status: Confirmed

CVE: CVE-2009-0565 (🔍)
GCVE (CVE): GCVE-0-2009-0565
GCVE (VulDB): GCVE-100-48515

OVAL: 🔍

X-Force: 50794
SecurityFocus: 35190 - Microsoft Word Record Parsing Buffer Overflow Vulnerability
OSVDB: 54960 - Microsoft Office Word Malformed Record Handling Overflow (2009-0565)
SecurityTracker: 1022356
Vulnerability Center: 22476 - [MS09-027] Microsoft Word Remote Arbitrary Code Execution Vulnerability, Medium
Vupen: ADV-2009-1546

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

Entryinfo

Created: 03/17/2015 23:38
Updated: 11/01/2025 04:27
Changes: 03/17/2015 23:38 (92), 09/05/2019 17:44 (3), 11/01/2025 04:27 (19)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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