{"id":"CVE-2005-2225","aliases":["EUVD-2005-2226","GHSA-w98q-42v6-vmmg"],"status":"published","title":"Microsoft MSN Messenger allows remote attackers to cause a denial of service via a plaintext...","description":"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.","severity":{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.16436,"percentile":0.97001,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2005-07-12T04:00:00Z","modified":"2026-06-16T22:14:29Z","products":[{"vendor":"microsoft","product":"msn_messenger_service"}],"references":[{"url":"http://securitytracker.com/id?1014444","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","Exploit","Vendor Advisory"]},{"url":"http://www.digitalparadox.org/viewadvisories.ah?view=45","tags":["x_refsource_MISC","x_transferred","Exploit","Vendor Advisory"]},{"url":"http://www.messenger-blog.com/?p=146","tags":["x_refsource_MISC","x_transferred","Exploit","Vendor Advisory","URL Repurposed"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2005-2225"},{"url":"https://github.com/advisories/GHSA-w98q-42v6-vmmg"}],"sources":{"cve":[{"id":"CVE-2005-2225","description":"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.","status":"published","published":"2005-07-12T04:00:00Z","modified":"2024-08-07T22:22:48.676Z","updated_at":"2026-11-02T14:33:37.446553Z"}],"euvd":[{"id":"EUVD-2005-2226","description":"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.","status":"published","published":"2005-07-12T04:00:00Z","modified":"2024-08-07T22:22:48Z","updated_at":"2026-11-03T01:15:31.390971Z"}],"ghsa":[{"id":"GHSA-w98q-42v6-vmmg","title":"Microsoft MSN Messenger allows remote attackers to cause a denial of service via a plaintext...","description":"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.","status":"published","published":"2022-05-01T02:06:05Z","modified":"2023-01-30T05:07:41Z","updated_at":"2026-11-02T14:47:44.503206Z"}],"nvd":[{"id":"CVE-2005-2225","description":"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.","status":"published","published":"2005-07-12T04:00:00Z","modified":"2026-06-16T22:14:29.96Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:00:56.147496Z"}]}}