VULNERABILITY INTELLIGENCE

CVE-2016-9941

CVSS score9.8 CRITICAL

EPSS probability3.73%

CISA KEVNot currently listed

Published2016-12-31

Last modified2026-06-17

Description

Heap-based buffer overflow in rfbproto.c in LibVNCClient in LibVNCServer before 0.9.11 allows remote servers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted FramebufferUpdate message containing a subrectangle outside of the client drawing area.