{"id":"CVE-2005-2120","aliases":["EUVD-2005-2121","GHSA-c4pq-7f26-f57v"],"status":"published","title":"Stack-based buffer overflow in the Plug and Play (PnP) service (UMPNPMGR.DLL) in Microsoft...","description":"Stack-based buffer overflow in the Plug and Play (PnP) service (UMPNPMGR.DLL) in Microsoft Windows 2000 SP4, and XP SP1 and SP2, allows remote or local authenticated attackers to execute arbitrary code via a large number of \"\\\" (backslash) characters in a registry key name, which triggers the overflow in a wsprintfW function call.","severity":{"version":"2.0","score":6.5,"vector":"AV:N/AC:L/Au:S/C:P/I:P/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.61971,"percentile":0.99183,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"published":"2005-10-13T04:00:00Z","modified":"2026-06-16T22:14:18Z","exploits":[{"source":"exploitdb","id":"EDB-1269","title":"Microsoft Windows Plug-and-Play - 'Umpnpmgr.dll' Denial of Service (MS05-047) (1)","type":"dos","platform":"windows","date":"2005-10-21","verified":true,"url":"https://www.exploit-db.com/exploits/1269"},{"source":"exploitdb","id":"EDB-1271","title":"Microsoft Windows Plug-and-Play - 'Umpnpmgr.dll' Denial of Service (MS05-047) (2)","type":"dos","platform":"windows","date":"2005-10-24","verified":true,"url":"https://www.exploit-db.com/exploits/1271"},{"source":"metasploit","id":"auxiliary/dos/windows/smb/ms05_047_pnp","title":"Microsoft Plug and Play Service Registry Overflow","type":"auxiliary","verified":true,"url":"https://www.rapid7.com/db/modules/auxiliary/dos/windows/smb/ms05_047_pnp"}],"products":[{"vendor":"microsoft","product":"windows_2000"},{"vendor":"microsoft","product":"windows_xp"}],"references":[{"url":"http://www.securityfocus.com/bid/15065","tags":["vdb-entry","x_refsource_BID","x_transferred","Exploit","Patch"]},{"url":"http://secunia.com/advisories/17166","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Patch","Vendor Advisory"]},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2005/ms05-047","tags":["vendor-advisory","x_refsource_MS","x_transferred"]},{"url":"http://support.avaya.com/elmodocs2/security/ASA-2005-214.pdf","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://secunia.com/advisories/17223","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1244","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred"]},{"url":"http://securitytracker.com/id?1015042","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","Patch"]},{"url":"http://www.eeye.com/html/research/advisories/AD20051011c.html","tags":["third-party-advisory","x_refsource_EEYE","x_transferred","Patch","Vendor Advisory"]},{"url":"http://securityreason.com/securityalert/71","tags":["third-party-advisory","x_refsource_SREASON","x_transferred"]},{"url":"http://www.osvdb.org/18830","tags":["vdb-entry","x_refsource_OSVDB","x_transferred"]},{"url":"http://secunia.com/advisories/17172","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"http://www.kb.cert.org/vuls/id/214572","tags":["third-party-advisory","x_refsource_CERT-VN","x_transferred","Third Party Advisory","US Government Resource"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1328","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1519","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred"]},{"url":"http://www.us-cert.gov/cas/techalerts/TA05-284A.html","tags":["third-party-advisory","x_refsource_CERT","x_transferred","Third Party Advisory","US Government Resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2005-2120"},{"url":"https://github.com/advisories/GHSA-c4pq-7f26-f57v"}],"sources":{"cve":[{"id":"CVE-2005-2120","description":"Stack-based buffer overflow in the Plug and Play (PnP) service (UMPNPMGR.DLL) in Microsoft Windows 2000 SP4, and XP SP1 and SP2, allows remote or local authenticated attackers to execute arbitrary code via a large number of \"\\\" (backslash) characters in a registry key name, which triggers the overflow in a wsprintfW function call.","status":"published","published":"2005-10-13T04:00:00Z","modified":"2024-08-07T22:15:37.42Z","updated_at":"2026-11-02T14:33:37.840038Z"}],"euvd":[{"id":"EUVD-2005-2121","description":"Stack-based buffer overflow in the Plug and Play (PnP) service (UMPNPMGR.DLL) in Microsoft Windows 2000 SP4, and XP SP1 and SP2, allows remote or local authenticated attackers to execute arbitrary code via a large number of \"\\\" (backslash) characters in a registry key name, which triggers the overflow in a wsprintfW function call.","status":"published","published":"2005-10-13T04:00:00Z","modified":"2024-08-07T22:15:37Z","updated_at":"2026-11-03T01:15:31.903004Z"}],"ghsa":[{"id":"GHSA-c4pq-7f26-f57v","title":"Stack-based buffer overflow in the Plug and Play (PnP) service (UMPNPMGR.DLL) in Microsoft...","description":"Stack-based buffer overflow in the Plug and Play (PnP) service (UMPNPMGR.DLL) in Microsoft Windows 2000 SP4, and XP SP1 and SP2, allows remote or local authenticated attackers to execute arbitrary code via a large number of \"\\\" (backslash) characters in a registry key name, which triggers the overflow in a wsprintfW function call.","status":"published","published":"2022-05-01T02:05:14Z","modified":"2023-01-30T05:07:40Z","updated_at":"2026-11-02T14:47:44.045825Z"}],"nvd":[{"id":"CVE-2005-2120","description":"Stack-based buffer overflow in the Plug and Play (PnP) service (UMPNPMGR.DLL) in Microsoft Windows 2000 SP4, and XP SP1 and SP2, allows remote or local authenticated attackers to execute arbitrary code via a large number of \"\\\" (backslash) characters in a registry key name, which triggers the overflow in a wsprintfW function call.","status":"published","published":"2005-10-13T10:02:00Z","modified":"2026-06-16T22:14:18.727Z","cvss":[{"version":"2.0","score":6.5,"vector":"AV:N/AC:L/Au:S/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:00:56.902692Z"}]}}