CVE-2014-0011: Tigervnc

Critical severity, CVSS 9.8. EPSS: 2.5% chance of exploitation in the next 30 days.

Multiple heap-based buffer overflows in the ZRLE_DECODE function in common/rfb/zrleDecode.h in TigerVNC before 1.3.1, when NDEBUG is enabled, allow remote VNC servers to cause a denial of service (vncviewer crash) and possibly execute arbitrary code via vectors related to screen image rendering.

Affected products

• Tigervnc Tigervnc: before 1.3.1 (fixed in 1.3.1)

Published 2020-01-02. Last modified 2026-06-17.