CVE-2007-0756
HIGH · CVSS 7.8EPSS 4.5%EU EUVD
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.
Key facts
- CVSS score
- 7.8 (v2.0)
- Severity
- HIGH
- CVSS vector
AV:N/AC:L/Au:N/C:N/I:N/A:C- EPSS score
- 4.5% (91th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2007-0753)
- Published
- February 6, 2007
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2007-0753 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.
View on the EU Vulnerability DatabaseAffected products
- chicken of the vnc / chicken of the vnc
References
- http://osvdb.org/33637
- http://securityreason.com/securityalert/2220
- http://www.securityfocus.com/archive/1/458907/100/0/threaded
- http://www.securityfocus.com/archive/1/466966/100/0/threaded
- http://www.securityfocus.com/bid/22372(Exploit)
- https://exchange.xforce.ibmcloud.com/vulnerabilities/32166
- https://www.exploit-db.com/exploits/3257
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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