7.8
CVSSv2

CVE-2007-0756

Published: 06/02/2007 Updated: 16/10/2018
CVSS v2 Base Score: 7.8 | Impact Score: 6.9 | Exploitability Score: 10
VMScore: 785
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C

Vulnerability Summary

Chicken of the VNC (cotv) 2.0 allows remote malicious users to cause a denial of service (application crash) via a large computer-name size value in a ServerInit packet, which triggers a failed malloc and a resulting NULL dereference.

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chicken of the vnc chicken of the vnc 2.0

Exploits

<? $port = "5900"; $BadServerInit= "\x04\x00" // fb-width "\x03\x00" // fb-hight "\x20" // bits per pixel "\x18" // depth "\x00" // big-endian flag " ...