CVE-2007-0756

HIGH 7.8CVE-2007-0756 · Published 06/02/2007 · updated 16/06/2026

In short

CVE-2007-0756 is a HIGH (CVSS 7.8) vulnerability affecting chicken of the vnc (chicken of the vnc).
Chance of exploitation in the next 30 days (EPSS): 4.5%, higher than 91.5% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
chicken of the vnc chicken_of_the_vnc	`= 2.0`	No fix yet

Description

Chicken of the VNC (cotv) 2.0 allows remote attackers 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.

References

osvdb.org/33637
securityreason.com/securityalert/2220
securityfocus.com/archive/1/458907/100/0/threaded
securityfocus.com/archive/1/466966/100/0/threaded
securityfocus.com/bid/22372 · Exploit
exchange.xforce.ibmcloud.com/vulnerabilities/32166
exploit-db.com/exploits/3257

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