CVE-2008-5001: Ultravnc

High severity, CVSS 9.3. EPSS: 5.6% chance of exploitation in the next 30 days.

Multiple stack-based buffer overflows in multiple functions in vncviewer/FileTransfer.cpp in vncviewer for UltraVNC 1.0.2 and 1.0.4 before 01252008, when in LISTENING mode or when using the DSM plugin, allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via unspecified parameters, a different issue than CVE-2008-0610.

Affected products

• Ultravnc Ultravnc: version 1.0.2 only; version 1.0.4 only

Published 2008-11-10. Last modified 2026-06-16.