{"id":"CVE-2006-4364","aliases":["EUVD-2006-4352","GHSA-882v-hqf8-57rm"],"status":"published","title":"Multiple heap-based buffer overflows in the POP3 server in Alt-N Technologies MDaemon before 9.0...","description":"Multiple heap-based buffer overflows in the POP3 server in Alt-N Technologies MDaemon before 9.0.6 allow remote attackers to cause a denial of service (daemon crash) and possibly execute arbitrary code via long strings that contain '@' characters in the (1) USER and (2) APOP commands.","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":0.57274,"percentile":0.9908,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"published":"2006-08-25T23:00:00Z","modified":"2026-06-16T22:28:57Z","exploits":[{"source":"exploitdb","id":"EDB-2245","title":"MDaemon POP3 Server \u003c 9.06 - 'USER' Remote Buffer Overflow (PoC)","type":"dos","platform":"windows","date":"2006-08-22","verified":true,"url":"https://www.exploit-db.com/exploits/2245"},{"source":"exploitdb","id":"EDB-2258","title":"Alt-N MDaemon POP3 Server \u003c 9.06 - 'USER' Remote Heap Overflow","type":"remote","platform":"windows","date":"2006-08-26","verified":true,"url":"https://www.exploit-db.com/exploits/2258"}],"products":[{"vendor":"alt-n","product":"mdaemon"}],"references":[{"url":"https://www.exploit-db.com/exploits/2245","tags":["exploit","x_refsource_EXPLOIT-DB","x_transferred"]},{"url":"http://securitytracker.com/id?1016729","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"]},{"url":"http://www.vupen.com/english/advisories/2006/3361","tags":["vdb-entry","x_refsource_VUPEN","x_transferred"]},{"url":"http://www.infigo.hr/en/in_focus/advisories/INFIGO-2006-08-04","tags":["x_refsource_MISC","x_transferred","Exploit"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/28517","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://www.securityfocus.com/archive/1/444015/100/0/threaded","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"http://securityreason.com/securityalert/1446","tags":["third-party-advisory","x_refsource_SREASON","x_transferred"]},{"url":"http://www.securityfocus.com/bid/19651","tags":["vdb-entry","x_refsource_BID","x_transferred","Exploit"]},{"url":"http://files.altn.com/MDaemon/Release/RelNotes_en.txt","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://secunia.com/advisories/21595","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Patch","Vendor Advisory"]},{"url":"http://www.osvdb.org/28125","tags":["vdb-entry","x_refsource_OSVDB","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2006-4364"},{"url":"https://github.com/advisories/GHSA-882v-hqf8-57rm"}],"sources":{"cve":[{"id":"CVE-2006-4364","description":"Multiple heap-based buffer overflows in the POP3 server in Alt-N Technologies MDaemon before 9.0.6 allow remote attackers to cause a denial of service (daemon crash) and possibly execute arbitrary code via long strings that contain '@' characters in the (1) USER and (2) APOP commands.","status":"published","published":"2006-08-25T23:00:00Z","modified":"2024-08-07T19:06:07.63Z","updated_at":"2026-11-02T14:33:51.085765Z"}],"euvd":[{"id":"EUVD-2006-4352","description":"Multiple heap-based buffer overflows in the POP3 server in Alt-N Technologies MDaemon before 9.0.6 allow remote attackers to cause a denial of service (daemon crash) and possibly execute arbitrary code via long strings that contain '@' characters in the (1) USER and (2) APOP commands.","status":"published","published":"2006-08-25T23:00:00Z","modified":"2024-08-07T19:06:07Z","updated_at":"2026-11-03T01:15:52.149607Z"}],"ghsa":[{"id":"GHSA-882v-hqf8-57rm","title":"Multiple heap-based buffer overflows in the POP3 server in Alt-N Technologies MDaemon before 9.0...","description":"Multiple heap-based buffer overflows in the POP3 server in Alt-N Technologies MDaemon before 9.0.6 allow remote attackers to cause a denial of service (daemon crash) and possibly execute arbitrary code via long strings that contain '@' characters in the (1) USER and (2) APOP commands.","status":"published","published":"2022-05-01T07:17:55Z","modified":"2023-01-31T05:01:48Z","updated_at":"2026-11-02T14:48:08.305035Z"}],"nvd":[{"id":"CVE-2006-4364","description":"Multiple heap-based buffer overflows in the POP3 server in Alt-N Technologies MDaemon before 9.0.6 allow remote attackers to cause a denial of service (daemon crash) and possibly execute arbitrary code via long strings that contain '@' characters in the (1) USER and (2) APOP commands.","status":"published","published":"2006-08-27T02:04:00Z","modified":"2026-06-16T22:28:57.63Z","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":"2026-11-02T14:01:05.928789Z"}]}}