{"cve":"CVE-2019-17662","nvd":{"published":"2019-10-16T18:15:25.513","modified":"2026-06-17T02:24:22.460","status":"Modified","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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-22","CWE-522"],"references":["http://packetstormsecurity.com/files/154896/ThinVNC-1.0b1-Authentication-Bypass.html","https://github.com/bewest/thinvnc/issues/5","https://github.com/shashankmangal2/Exploits/blob/master/ThinVNC-RemoteAccess/POC.py","https://redteamzone.com/ThinVNC/","http://packetstormsecurity.com/files/154896/ThinVNC-1.0b1-Authentication-Bypass.html"],"products":["cybelsoft:thinvnc"],"source":"nvd","synced_at":"2026-10-19T20:59:10.855360465+00:00"},"epss":{"cve":"CVE-2019-17662","score":0.96758,"percentile":0.99887,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}