CVE-2021-42785

Buffer Overflow in tvnviewer.exe via Crafted Packet in TightVNC Viewer 2.8.59

State: Published
Severity: Not scored
Published: Nov 23, 2021
Updated: Aug 4, 2024
Reserved: Oct 21, 2021

Description

Buffer Overflow vulnerability in tvnviewer.exe of TightVNC Viewer allows a remote attacker to execute arbitrary instructions via a crafted FramebufferUpdate packet from a VNC server.

Scores

The record has no CVSS score.

Weaknesses

CWE-120 Buffer Overflow

Affected Products

Product	Versions
TightVNC ViewerGlavSoft LLC	2.8.59 through 2.8.59Affected

References

https://www.tightvnc.com/whatsnew.php

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