{"id":"CVE-2000-0586","aliases":["EUVD-2000-0582","GHSA-f54q-8494-3hvh"],"status":"published","title":"Buffer overflow in Dalnet IRC server 4.6.5 allows remote attackers to cause a denial of service...","description":"Buffer overflow in Dalnet IRC server 4.6.5 allows remote attackers to cause a denial of service or execute arbitrary commands via the SUMMON 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":0.04822,"percentile":0.92036,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"published":"2000-06-29T04:00:00Z","modified":"2026-06-16T21:52:03Z","exploits":[{"source":"exploitdb","id":"EDB-20043","title":"DALnet Bahamut IRCd 4.6.5 - 'SUMMON' Remote Buffer Overflow","type":"remote","platform":"linux","date":"2000-06-29","verified":true,"url":"https://www.exploit-db.com/exploits/20043"}],"products":[{"vendor":"dalnet","product":"ircd"}],"references":[{"url":"http://www.securityfocus.com/bid/1404","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"http://archives.neohapsis.com/archives/vuln-dev/2000-q2/1092.html","tags":["mailing-list","x_refsource_VULN-DEV","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2000-0586"},{"url":"https://github.com/advisories/GHSA-f54q-8494-3hvh"}],"sources":{"cve":[{"id":"CVE-2000-0586","description":"Buffer overflow in Dalnet IRC server 4.6.5 allows remote attackers to cause a denial of service or execute arbitrary commands via the SUMMON command.","status":"published","published":"2000-10-13T04:00:00Z","modified":"2024-08-08T05:21:31.234Z","updated_at":"2026-11-02T14:33:40.909668Z"}],"euvd":[{"id":"EUVD-2000-0582","description":"Buffer overflow in Dalnet IRC server 4.6.5 allows remote attackers to cause a denial of service or execute arbitrary commands via the SUMMON command.","status":"published","published":"2000-10-13T04:00:00Z","modified":"2024-08-08T05:21:31Z","updated_at":"2026-11-03T00:56:24.66443Z"}],"ghsa":[{"id":"GHSA-f54q-8494-3hvh","title":"Buffer overflow in Dalnet IRC server 4.6.5 allows remote attackers to cause a denial of service...","description":"Buffer overflow in Dalnet IRC server 4.6.5 allows remote attackers to cause a denial of service or execute arbitrary commands via the SUMMON command.","status":"published","published":"2022-04-30T18:13:55Z","modified":"2023-01-30T05:05:04Z","updated_at":"2026-11-02T14:47:10.981212Z"}],"nvd":[{"id":"CVE-2000-0586","description":"Buffer overflow in Dalnet IRC server 4.6.5 allows remote attackers to cause a denial of service or execute arbitrary commands via the SUMMON command.","status":"published","published":"2000-06-29T04:00:00Z","modified":"2026-06-16T21:52:03.32Z","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":"2026-11-02T13:59:02.365657Z"}]}}