{"id":"CVE-2019-17662","url":"https://www.cyber-defence.io/tools/cve/CVE-2019-17662","generatedAt":"2026-11-05T02:38:25.796Z","title":"ThinVNC 1.0b1 is vulnerable to arbitrary file read, which leads to a compromise of the VNC server.","description":"ThinVNC 1.0b1 is vulnerable to arbitrary file read, which leads to a compromise of the VNC server. The vulnerability exists even when authentication is turned on during the deployment of the VNC server. The password for authentication is stored in cleartext in a file that can be read via a ../../ThinVnc.ini directory traversal attack vector.","published":"2019-10-16T18:15:26.000Z","lastModified":"2026-06-17T02:24:22.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-22","CWE-522"],"affected":["cybelsoft/thinvnc"],"epss":{"score":0.96758,"percentile":0.99887,"date":"2026-11-03","history":[]},"kev":{"listed":false},"exploits":{"count":1,"verified":true,"firstPublished":"2019-10-17","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":47519,"kind":"exploit","title":"ThinVNC 1.0b1 - Authentication Bypass","url":"https://www.exploit-db.com/exploits/47519","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/windows/remote/47519.py","file":"exploits/windows/remote/47519.py","published":"2019-10-17","added":"2019-10-17","updated":"2020-02-12","author":"Nikhith Tumamlapalli","type":"remote","platform":"windows","port":null,"verified":true,"codes":["CVE-2019-17662"],"tags":null,"aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":null}]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 96.8%, higher than 100% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"http://packetstormsecurity.com/files/154896/ThinVNC-1.0b1-Authentication-Bypass.html","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"https://github.com/bewest/thinvnc/issues/5","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://github.com/shashankmangal2/Exploits/blob/master/ThinVNC-RemoteAccess/POC.py","tags":["Broken Link"],"source":"cve@mitre.org"},{"url":"https://redteamzone.com/ThinVNC/","tags":["Exploit","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://packetstormsecurity.com/files/154896/ThinVNC-1.0b1-Authentication-Bypass.html","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/bewest/thinvnc/issues/5","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/shashankmangal2/Exploits/blob/master/ThinVNC-RemoteAccess/POC.py","tags":["Broken Link"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://redteamzone.com/ThinVNC/","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2019-17662","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."}