{"id":"CVE-1999-1200","url":"https://www.cyber-defence.io/tools/cve/CVE-1999-1200","generatedAt":"2026-10-27T21:09:10.650Z","title":"Vintra SMTP MailServer allows remote attackers to cause a denial of service via a malformed \"EXPN *@\" command.","description":"Vintra SMTP MailServer allows remote attackers to cause a denial of service via a malformed \"EXPN *@\" command.","published":"1998-07-20T04:00:00.000Z","lastModified":"2026-06-16T21:49:56.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"2.0","score":5,"severity":"MEDIUM","vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P"},"cwe":[],"affected":["vintra systems/smtp mailserver"],"epss":{"score":0.01258,"percentile":0.69379,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (1.26%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://marc.info/?l=ntbugtraq&m=90222454131610&w=2","source":"cve@mitre.org"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/1617","source":"cve@mitre.org"},{"url":"http://marc.info/?l=ntbugtraq&m=90222454131610&w=2","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/1617","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-1999-1200","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}