CVE-2019-17662

CriticalCVSS 9.8/10Last modified Jun 17, 2026

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.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-22 CWE-522

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

http://packetstormsecurity.com/files/154896/ThinVNC-1.0b1-Authentication-Bypass.htmlExploit, Third Party Advisory, VDB Entry
https://github.com/bewest/thinvnc/issues/5Third Party Advisory
https://github.com/shashankmangal2/Exploits/blob/master/ThinVNC-RemoteAccess/POC.pyBroken Link
https://redteamzone.com/ThinVNC/Exploit, Third Party Advisory
http://packetstormsecurity.com/files/154896/ThinVNC-1.0b1-Authentication-Bypass.htmlExploit, Third Party Advisory, VDB Entry
https://github.com/bewest/thinvnc/issues/5Third Party Advisory
https://github.com/shashankmangal2/Exploits/blob/master/ThinVNC-RemoteAccess/POC.pyBroken Link
https://redteamzone.com/ThinVNC/Exploit, Third Party Advisory

Timeline

Published: Oct 16, 2019
Last modified: Jun 17, 2026
NVD status: Modified

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