{"id":"CVE-2018-5954","url":"https://www.cyber-defence.io/tools/cve/CVE-2018-5954","generatedAt":"2026-10-28T21:27:27.791Z","title":"phpFreeChat 1.7 and earlier allows remote attackers to cause a denial of service by sending a large number of connect commands.","description":"phpFreeChat 1.7 and earlier allows remote attackers to cause a denial of service by sending a large number of connect commands.","published":"2018-01-25T16:29:00.000Z","lastModified":"2026-06-17T02:01:04.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.0","score":7.5,"severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"cwe":["CWE-400"],"affected":["phpfreechat/phpfreechat"],"epss":{"score":0.08933,"percentile":0.95215,"date":"2026-10-27","history":[{"date":"2026-09-21","score":0.07496,"percentile":0.94296},{"date":"2026-09-22","score":0.08933,"percentile":0.95003}]},"kev":{"listed":false},"exploits":{"count":1,"verified":false,"firstPublished":"2018-01-21","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":43852,"kind":"exploit","title":"PHPFreeChat 1.7 - Denial of Service","url":"https://www.exploit-db.com/exploits/43852","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/php/dos/43852.php","file":"exploits/php/dos/43852.php","published":"2018-01-21","added":"2018-01-21","updated":"2018-01-21","author":"A. Pakbaz","type":"dos","platform":"php","port":null,"verified":false,"codes":["CVE-2018-5954"],"tags":null,"aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":null}]},"verdict":{"level":"urgent","text":"A public exploit is published in Exploit-DB and the impact is high, while EPSS rates exploitation at 8.9%. Anyone can run this; patch or mitigate before the next change window and check exposed instances for signs of use."},"changes":[],"references":[{"url":"http://packetstormsecurity.com/files/146037/PHPFreeChat-1.7-Denial-Of-Service.html","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"https://www.exploit-db.com/exploits/43852/","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"http://packetstormsecurity.com/files/146037/PHPFreeChat-1.7-Denial-Of-Service.html","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.exploit-db.com/exploits/43852/","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-5954","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."}