{"id":"CVE-2019-17662","aliases":["EUVD-2019-7967","GHSA-23gm-hjpg-qfp3"],"status":"published","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.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.96758,"percentile":0.99887,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-22","CWE-522"],"published":"2019-10-16T17:24:07Z","modified":"2026-06-17T02:24:22Z","exploits":[{"source":"exploitdb","id":"EDB-47519","title":"ThinVNC 1.0b1 - Authentication Bypass","type":"remote","platform":"windows","date":"2019-10-17","verified":true,"url":"https://www.exploit-db.com/exploits/47519"},{"source":"metasploit","id":"auxiliary/scanner/http/thinvnc_traversal","title":"ThinVNC Directory Traversal","type":"auxiliary","date":"2019-10-16","verified":true,"url":"https://www.rapid7.com/db/modules/auxiliary/scanner/http/thinvnc_traversal"},{"source":"nuclei","id":"CVE-2019-17662","title":"ThinVNC 1.0b1 - Authentication Bypass","type":"detection template","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2019/CVE-2019-17662.yaml"},{"source":"pocgithub","id":"MuirlandOracle/CVE-2019-17662","title":"MuirlandOracle/CVE-2019-17662","date":"2021-08-31","url":"https://github.com/MuirlandOracle/CVE-2019-17662"},{"source":"pocgithub","id":"Tamagaft/CVE-2019-17662","title":"Tamagaft/CVE-2019-17662","date":"2022-06-19","url":"https://github.com/Tamagaft/CVE-2019-17662"},{"source":"pocgithub","id":"bl4ck574r/CVE-2019-17662","title":"bl4ck574r/CVE-2019-17662","date":"2022-09-13","url":"https://github.com/bl4ck574r/CVE-2019-17662"},{"source":"pocgithub","id":"kxisxr/Bash-Script-CVE-2019-17662","title":"kxisxr/Bash-Script-CVE-2019-17662","date":"2021-10-01","url":"https://github.com/kxisxr/Bash-Script-CVE-2019-17662"},{"source":"pocgithub","id":"rajendrakumaryadav/CVE-2019-17662-Exploit","title":"rajendrakumaryadav/CVE-2019-17662-Exploit","date":"2021-10-18","url":"https://github.com/rajendrakumaryadav/CVE-2019-17662-Exploit"},{"source":"pocgithub","id":"thomas-osgood/CVE-2019-17662","title":"thomas-osgood/CVE-2019-17662","date":"2023-05-19","url":"https://github.com/thomas-osgood/CVE-2019-17662"},{"source":"pocgithub","id":"whokilleddb/CVE-2019-17662","title":"whokilleddb/CVE-2019-17662","date":"2021-10-02","url":"https://github.com/whokilleddb/CVE-2019-17662"}],"products":[{"vendor":"cybelsoft","product":"thinvnc"}],"references":[{"url":"https://redteamzone.com/ThinVNC/","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://github.com/shashankmangal2/Exploits/blob/master/ThinVNC-RemoteAccess/POC.py","tags":["x_refsource_MISC","x_transferred","Broken Link"]},{"url":"https://github.com/bewest/thinvnc/issues/5","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"http://packetstormsecurity.com/files/154896/ThinVNC-1.0b1-Authentication-Bypass.html","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-17662"},{"url":"https://redteamzone.com/ThinVNC"},{"url":"https://github.com/advisories/GHSA-23gm-hjpg-qfp3"}],"sources":{"cve":[{"id":"CVE-2019-17662","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.","status":"published","published":"2019-10-16T17:24:07Z","modified":"2024-08-05T01:47:13.477Z","updated_at":"2026-11-02T14:20:24.678649Z"}],"euvd":[{"id":"EUVD-2019-7967","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.","status":"published","published":"2019-10-16T17:24:07Z","modified":"2024-08-05T01:47:13Z","updated_at":"2026-11-03T02:40:29.306082Z"}],"ghsa":[{"id":"GHSA-23gm-hjpg-qfp3","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.","status":"published","published":"2022-05-24T16:58:57Z","modified":"2024-04-04T02:29:06Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T14:56:08.21797Z"}],"nvd":[{"id":"CVE-2019-17662","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.","status":"published","published":"2019-10-16T18:15:25.513Z","modified":"2026-06-17T02:24:22.46Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-22","CWE-522"],"updated_at":"2026-11-02T14:05:31.860711Z"}]}}