CVE-2019-17662

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 v3.0 9.8 CRITICAL
CVSS v2.0 5.0 MEDIUM

9.8^/10

CVSS v3.0 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:P/I:N/A:N

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

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

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Configurations

Configuration 1 (hide)

cpe:2.3:a:cybelsoft:thinvnc:1.0:b1:*:*:*:*:*:*

Information

Published : 2019-10-16 11:15

Updated : 2020-08-24 10:37

NVD link : CVE-2019-17662

Mitre link : CVE-2019-17662

JSON object : View

CWE

CWE-522

Insufficiently Protected Credentials

CWE-22

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

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Products Affected

cybelsoft

thinvnc

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