ID:7300 - Exploit for Heap-based buffer overflow in TightVNC - CVE-2022-23967

 
Main Vulnerability Database Exploits ID:7300 - Exploit for Heap-based buffer overflow in TightVNC - CVE-2022-23967

ID:7300 - Exploit for Heap-based buffer overflow in TightVNC - CVE-2022-23967

Published: January 30, 2022


Vulnerability identifier: #VU60162
Vulnerability risk: High
CVE-ID: CVE-2022-23967
CWE-ID: CWE-122
Exploitation vector: Remote access
Vulnerable software:
TightVNC

Link to public exploit:


Vulnerability description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in the InitialiseRFBConnection function in rfbproto.c. A remote attacker can pass specially crafted data to the application, trigger heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


Remediation

Install update from vendor's website.