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CVE-2007-3436
Microsoft MSN Messenger 4.7 on Windows XP allows remote attackers to cause a denial of service (resource consumption) via a flood of SIP…
Medium5.0EPSS 12.7%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
Microsoft MSN Messenger 4.7 on Windows XP allows remote attackers to cause a denial of service (resource consumption) via a flood of SIP INVITE requests to the port specified for voice conversation.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
- EPSS (exploitation in 30 days)
- 12.7% · top 3.7% of all CVEs (3 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.0.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (3)
- 45427 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- http://www.sipera.com/index.php?action=resources%2Cthreat_advisory&tid=292& (opens in a new tab)x_refsource_MISCx_transferred
- msnmessenger-sip-weak-security(35064) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2007-3436)Record last updated .