CVE-2005-2225
Microsoft MSN Messenger allows remote attackers to cause a denial of service via a plaintext...
Microsoft MSN Messenger allows remote attackers to cause a denial of service via a plaintext message containing the ".pif" string, which is interpreted as a malicious file extension and causes users to be kicked from a group conversation. NOTE: it has been reported that Gaim is also affected, so this may be an issue in the protocol or MSN servers.
Exploit likelihood
What each source reports
NVD Score used
Microsoft MSN Messenger allows remote attackers to cause a denial of service via a plaintext message containing the ".pif" string, which is interpreted as a malicious file extension and causes users to be kicked from a group conversation. NOTE: it has been reported that Gaim is also affected, so this may be an issue in the protocol or MSN servers.
- Record
CVE-2005-2225- 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 allows remote attackers to cause a denial of service via a plaintext message containing the ".pif" string, which is interpreted as a malicious file extension and causes users to be kicked from a group conversation. NOTE: it has been reported that Gaim is also affected, so this may be an issue in the protocol or MSN servers.
- Record
CVE-2005-2225- Updated
- 2026-11-02
EUVDEUVD-2005-2226 No score
Microsoft MSN Messenger allows remote attackers to cause a denial of service via a plaintext message containing the ".pif" string, which is interpreted as a malicious file extension and causes users to be kicked from a group conversation. NOTE: it has been reported that Gaim is also affected, so this may be an issue in the protocol or MSN servers.
- Record
EUVD-2005-2226- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-w98q-42v6-vmmg No score
Microsoft MSN Messenger allows remote attackers to cause a denial of service via a plaintext...
Microsoft MSN Messenger allows remote attackers to cause a denial of service via a plaintext message containing the ".pif" string, which is interpreted as a malicious file extension and causes users to be kicked from a group conversation. NOTE: it has been reported that Gaim is also affected, so this may be an issue in the protocol or MSN servers.
- Record
GHSA-w98q-42v6-vmmg- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2005-2225 is a medium vulnerability (CVSS 5.0) in Microsoft Msn Messenger Service, published July 12, 2005. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 16.4%, the 97th percentile. No source names a fixed version.