{"id":"CVE-2001-0280","aliases":["EUVD-2001-0280","GHSA-v4h9-fr4v-3jw4"],"status":"published","title":"Buffer overflow in MERCUR SMTP server 3.30 allows remote attackers to execute arbitrary commands...","description":"Buffer overflow in MERCUR SMTP server 3.30 allows remote attackers to execute arbitrary commands via a long EXPN command.","severity":{"version":"2.0","score":10,"vector":"AV:N/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.12966,"percentile":0.96351,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"published":"2001-05-03T04:00:00Z","modified":"2026-06-16T21:54:01Z","exploits":[{"source":"exploitdb","id":"EDB-20647","title":"Atrium Software Mercur Mail Server 3.3 - EXPN Buffer Overflow","type":"remote","platform":"windows","date":"2001-02-23","verified":true,"url":"https://www.exploit-db.com/exploits/20647"}],"products":[{"vendor":"atrium_software","product":"mercur"}],"references":[{"url":"http://www.osvdb.org/6027","tags":["vdb-entry","x_refsource_OSVDB","x_transferred"]},{"url":"http://archives.neohapsis.com/archives/bugtraq/2001-02/0413.html","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred","Exploit","Vendor Advisory"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/6149","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2001-0280"},{"url":"https://github.com/advisories/GHSA-v4h9-fr4v-3jw4"}],"sources":{"cve":[{"id":"CVE-2001-0280","description":"Buffer overflow in MERCUR SMTP server 3.30 allows remote attackers to execute arbitrary commands via a long EXPN command.","status":"published","published":"2002-03-09T05:00:00Z","modified":"2024-08-08T04:14:07.362Z","updated_at":"2026-11-02T14:34:43.032065Z"}],"euvd":[{"id":"EUVD-2001-0280","description":"Buffer overflow in MERCUR SMTP server 3.30 allows remote attackers to execute arbitrary commands via a long EXPN command.","status":"published","published":"2002-03-09T05:00:00Z","modified":"2024-08-08T04:14:07Z","updated_at":"2026-11-03T01:14:52.491684Z"}],"ghsa":[{"id":"GHSA-v4h9-fr4v-3jw4","title":"Buffer overflow in MERCUR SMTP server 3.30 allows remote attackers to execute arbitrary commands...","description":"Buffer overflow in MERCUR SMTP server 3.30 allows remote attackers to execute arbitrary commands via a long EXPN command.","status":"published","published":"2022-04-30T18:15:46Z","modified":"2023-01-30T05:04:53Z","updated_at":"2026-11-02T14:47:08.720757Z"}],"nvd":[{"id":"CVE-2001-0280","description":"Buffer overflow in MERCUR SMTP server 3.30 allows remote attackers to execute arbitrary commands via a long EXPN command.","status":"published","published":"2001-05-03T04:00:00Z","modified":"2026-06-16T21:54:01.177Z","cvss":[{"version":"2.0","score":10,"vector":"AV:N/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:00:40.041412Z"}]}}