Description
Stack-based buffer overflow in the ClientConnection::NegotiateProtocolVersion function in vncviewer/ClientConnection.cpp in vncviewer for UltraVNC 1.0.2 and 1.0.4 before 01252008, when in LISTENING mode or when using the DSM plugin, allows remote attackers to execute arbitrary code or cause a denial of service (crash) via a modified size value.
Metrics
CVSS 2.0 9.3/10
AV:N/AC:M/Au:N/C:C/I:C/A:CWeakness enumeration
Affected software
No affected versions have been published.
Timeline
- Published
- Feb 6, 2008
- Last modified
- Jun 16, 2026
- NVD status
- Modified