CVE-2021-42785CWE-120

CVE-2021-42785: vulnerability in GlavSoft LLC TightVNC Viewer

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

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3Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackepss 2.3%
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.
Affected products
GlavSoft LLC · TightVNC Viewer