{"id":"CVE-1999-0512","aliases":["EUVD-1999-0510","GHSA-hxj9-549w-4pcq"],"status":"published","title":"A mail server is explicitly configured to allow SMTP mail relay, which allows abuse by spammers.","description":"A mail server is explicitly configured to allow SMTP mail relay, which allows abuse by spammers.","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":"2026-11-09","score":0.12359,"percentile":0.9623,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"1999-01-01T05:00:00Z","modified":"2026-06-16T21:48:33Z","exploits":[{"source":"metasploit","id":"auxiliary/scanner/smtp/smtp_relay","title":"SMTP Open Relay Detection","type":"auxiliary","verified":true,"url":"https://www.rapid7.com/db/modules/auxiliary/scanner/smtp/smtp_relay"}],"references":[{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/CVE-1999-0512","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-1999-0512"},{"url":"https://github.com/advisories/GHSA-hxj9-549w-4pcq"}],"sources":{"cve":[{"id":"CVE-1999-0512","description":"A mail server is explicitly configured to allow SMTP mail relay, which allows abuse by spammers.","status":"published","published":"2000-02-04T05:00:00Z","modified":"2024-08-01T16:41:45.455Z","updated_at":"2026-11-02T14:33:53.911988Z"}],"euvd":[{"id":"EUVD-1999-0510","description":"A mail server is explicitly configured to allow SMTP mail relay, which allows abuse by spammers.","status":"published","published":"2000-02-04T05:00:00Z","modified":"2024-08-01T16:41:45Z","updated_at":"2026-11-03T03:50:46.451705Z"}],"ghsa":[{"id":"GHSA-hxj9-549w-4pcq","title":"A mail server is explicitly configured to allow SMTP mail relay, which allows abuse by spammers.","description":"A mail server is explicitly configured to allow SMTP mail relay, which allows abuse by spammers.","status":"published","published":"2022-04-30T18:10:42Z","modified":"2023-01-29T05:01:34Z","updated_at":"2026-11-02T14:44:51.258198Z"}],"nvd":[{"id":"CVE-1999-0512","description":"A mail server is explicitly configured to allow SMTP mail relay, which allows abuse by spammers.","status":"published","published":"1999-01-01T05:00:00Z","modified":"2026-06-16T21:48:33.187Z","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":"2026-11-02T13:58:30.236077Z"}]}}