SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2007-0756

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.

HIGH 7.8EPSS 4.42%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (4.42%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

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.

CVSS 2.0
7.8 HIGHAV:N/AC:L/Au:N/C:N/I:N/A:C
EPSS
4.42% probability · 91th percentile
CISA KEV
Not listed
Affected
chicken of the vnc/chicken of the vnc
Source
cve@mitre.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.