CVE-2007-3436
Microsoft MSN Messenger 4.7 on Windows XP allows remote attackers to cause a denial of service ...
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.
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2007-3436- CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:N/A:P - Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2007-3436- Updated
- 2026-11-02
EUVDEUVD-2007-3421 No score
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.
- Record
EUVD-2007-3421- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-hx3p-mvcq-8g8m No score
Microsoft MSN Messenger 4.7 on Windows XP allows remote attackers to cause a denial of service ...
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.
- Record
GHSA-hx3p-mvcq-8g8m- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| aliases, references, title | GitHub Advisories | |
| first indexed | CVE List, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2007-3436 is a medium vulnerability (CVSS 5.0) in Microsoft Msn Messenger, published June 27, 2007. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 12.7%, the 96th percentile. No source names a fixed version.