CVE-2007-2729

Comodo Firewall Pro 2.4.18.184 and Comodo Personal Firewall 2.3.6.81, and probably older Comodo Firewall versions, do not properly test for equivalence of process identifiers for certain Microsoft Windows API functions in the NT kernel 5.0 and greater, which allows local users to call these functions, and bypass firewall rules or gain privileges, via a modified identifier that is one, two, or three greater than the canonical identifier.

Published: 2007-05-16 Last update: 2026-04-23 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2007-2729 is rated Low Risk (29.9/100): CVSS High severity, with low exploitation likelihood (EPSS 0.04%). Mandatory action: Monitor for updates and reassess as exploit intelligence or EPSS changes.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2007-2729

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2023-03-07 0.95% 0.04% -0.91%
2 2022-02-04 0.95%

Full EPSS history (2 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2007-2729

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.2 2.0 HIGH
AV:L/AC:L/Au:N/C:C/I:C/A:C Click to expand
Access vector (AV:L)
Requires local access to the target system.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:C)
Complete confidentiality impact.
Integrity impact (I:C)
Complete integrity impact.
Availability impact (A:C)
Complete availability impact.
3.9 10.0 [email protected]

Weakness enumeration for CVE-2007-2729

Affected software / configurations for CVE-2007-2729

Vendor Product Version Raw CPE
comodo comodo_firewall_pro 2.4.18.184 cpe:2.3:a:comodo:comodo_firewall_pro:2.4.18.184:*:*:*:*:*:*:*
comodo comodo_personal_firewall 2.3.6.81 cpe:2.3:a:comodo:comodo_personal_firewall:2.3.6.81:*:*:*:*:*:*:*

References for CVE-2007-2729

cvelogic Threat Intelligence