Microsoft MSN Messenger 7.0 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 marked as critical has been reported in Microsoft MSN Messenger 7.0. The impacted element is an unknown function. Performing a manipulation results in memory corruption. This vulnerability is known as CVE-2007-2931. Furthermore, an exploit is available. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability, which was classified as critical, was found in Microsoft MSN Messenger 7.0 (Messaging Software). This affects an unknown code. 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:

Heap-based buffer overflow in Microsoft MSN Messenger 6.2, 7.0, and 7.5, and Live Messenger 8.0 allows user-assisted remote attackers to execute arbitrary code via unspecified vectors involving video conversation handling in Web Cam and video chat sessions.

The bug was discovered 08/28/2007. The weakness was published 01/31/2007 with team509 (Website). It is possible to read the advisory at us-cert.gov. This vulnerability is uniquely identified as CVE-2007-2931 since 05/30/2007. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are unknown but a public exploit is available.

The exploit is shared for download at securityfocus.com. It is declared as proof-of-concept. We expect the 0-day to have been worth approximately $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 26019 (MS07-054: Vulnerability in MSN Messenger and Windows Live Messenger Could Allow Remote Code Execution (942099)), 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 115620 (MSN Messenger Video Conversation Buffer Overflow Vulnerability (MS07-054)).

Applying a patch is able to eliminate this problem. A possible mitigation has been published 8 months after the disclosure of the vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 5603.

The vulnerability is also documented in the databases at X-Force (36314), Tenable (26019), SecurityFocus (BID 25461†), OSVDB (40126†) and Secunia (SA26570†). Similar entry is available at VDB-33462. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

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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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
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 26019
Nessus Name: MS07-054: Vulnerability in MSN Messenger and Windows Live Messenger Could Allow Remote Code Execution (942099)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
TippingPoint: 🔍

McAfee IPS: 🔍
McAfee IPS Version: 🔍

ISS Proventia IPS: 🔍
PaloAlto IPS: 🔍
Fortigate IPS: 🔍

Timelineinfo

01/31/2007 🔍
05/30/2007 +118 days 🔍
08/28/2007 +90 days 🔍
08/28/2007 +0 days 🔍
08/28/2007 +0 days 🔍
08/28/2007 +0 days 🔍
08/28/2007 +0 days 🔍
08/29/2007 +0 days 🔍
08/31/2007 +2 days 🔍
09/02/2007 +2 days 🔍
09/11/2007 +9 days 🔍
09/11/2007 +0 days 🔍
03/16/2015 +2743 days 🔍
06/08/2025 +3737 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: us-cert.gov
Organization: team509
Status: Confirmed

CVE: CVE-2007-2931 (🔍)
GCVE (CVE): GCVE-0-2007-2931
GCVE (VulDB): GCVE-100-38595

OVAL: 🔍

CERT: 🔍
X-Force: 36314
SecurityFocus: 25461 - Microsoft MSN Messenger Video Conversation Buffer Overflow Vulnerability
Secunia: 26570
OSVDB: 40126 - MSN Messenger Video Conversation Handling Remote Overflow
SecurityTracker: 1018622
Vulnerability Center: 15961 - [MS07-054] Microsoft MSN Messenger Remote Code Execution due to Vulnerability in Web Cam Sessions, Medium
Vupen: ADV-2007-2987

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

Entryinfo

Created: 03/16/2015 12:18
Updated: 06/08/2025 17:05
Changes: 03/16/2015 12:18 (88), 07/25/2019 09:57 (3), 07/21/2021 18:24 (2), 01/05/2025 15:50 (15), 06/08/2025 17:05 (2)
Complete: 🔍
Cache ID: 216::103

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

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