Heap-based buffer overflow in Microsoft MSN Messenger 6.2, 7.0, and 7.5, and Live…
Priority HIGH 73CWE-119Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Complete · Complete · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.
Summary
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.
Why it matters now
EPSS 0.55451 99th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:microsoft:msn_messenger:6.2:*:*:*:*:*:*:* | 6.2 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:msn_messenger:7.0:*:*:*:*:*:*:* | 7.0 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:msn_messenger:7.5:*:*:*:*:*:*:* | 7.5 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:windows_live_messenger:8.0:*:*:*:*:*:*:* | 8.0 | Vulnerable | Microsoft |
- cpe:2.3:a:microsoft:msn_messenger:6.2:*:*:*:*:*:*:* Versions 6.2 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:msn_messenger:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:msn_messenger:7.5:*:*:*:*:*:*:* Versions 7.5 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:windows_live_messenger:8.0:*:*:*:*:*:*:* Versions 8.0 Vulnerable ·Microsoft
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2007-2931
- 2026-10-03 Alias added: GHSA-r4f4-2vcp-525p
References
More Microsoft Msn Messenger vulnerabilities
- TI-2004-00538 Multiple buffer overflows in libpng 1.2.5 and earlier, as used in multiple products… CVSS 2.0HIGH 10.0
- TI-2002-00151 Buffer overflow in Microsoft MSN Chat ActiveX Control, as used in MSN Messenger 4.5 and… CVSS 2.0HIGH 7.5
- TI-2005-00513 GIF file validation error in MSN Messenger 6.2 allows remote attackers in a user's… CVSS 2.0HIGH 7.5
- TI-2004-00105 Microsoft MSN Messenger 6.0 and 6.1 does not properly handle certain requests, which… CVSS 2.0MEDIUM 5.0
- TI-2002-01750 Microsoft MSN Messenger Service 1.0 through 4.6 allows remote attackers to cause a denial… CVSS 2.0MEDIUM 5.0
- TI-2002-00217 Microsoft MSN Messenger allows remote attackers to use Javascript that references an… CVSS 2.0MEDIUM 5.0
Sources
- CVE-2007-2931 · CVE Program
- CVE-2007-2931 · NVD
- FIRST EPSS
- GHSA-r4f4-2vcp-525p · GitHub Advisory Database · CC BY 4.0
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