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Vulnerability record · CVE-2007-1051 · published 21 February 2007

CVE-2007-1051: Comodo firewall pro vulnerability

Comodo · Comodo Firewall Pro

Comodo Firewall Pro (formerly Comodo Personal Firewall) 2.4.17.183 and earlier uses a weak cryptographic hashing function (CRC32) to identify trusted modules, which allows local users to bypass security protections by substituting modified modules that have the same CRC32 value.

4.6 CVSS 2.0 Medium EPSS 0.35% · top 73.7%
4.6CVSS 2.0 base score
0.35%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
12References
16 Jun 2026Last modified by NVD

Description

Comodo Firewall Pro (formerly Comodo Personal Firewall) 2.4.17.183 and earlier uses a weak cryptographic hashing function (CRC32) to identify trusted modules, which allows local users to bypass security protections by substituting modified modules that have the same CRC32 value.

AV:L/AC:L/Au:N/C:P/I:P/A:P

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://lists.grok.org.uk/pipermail/full-disclosure/2007-February/052461.html
http://osvdb.org/45243
http://securityreason.com/securityalert/2279
http://www.matousec.com/info/advisories/Comodo-DLL-injection-via-weak-hash-function-exploitation.php
http://www.securityfocus.com/archive/1/460209/100/100/threaded
https://exchange.xforce.ibmcloud.com/vulnerabilities/32530
http://lists.grok.org.uk/pipermail/full-disclosure/2007-February/052461.html
http://osvdb.org/45243
http://securityreason.com/securityalert/2279
http://www.matousec.com/info/advisories/Comodo-DLL-injection-via-weak-hash-function-exploitation.php
http://www.securityfocus.com/archive/1/460209/100/100/threaded
https://exchange.xforce.ibmcloud.com/vulnerabilities/32530

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

7.2CVE-2007-2729Comodo firewall pro vulnerabilityComodo 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 equivalen…EPSS 0.32%7.2CVE-2007-2730Checkpoint zonealarm vulnerabilityCheck Point ZoneAlarm Pro before 6.5.737.000 does not properly test for equivalence of process identifiers for certain Microsoft Windows API function…EPSS 0.32%7.2CVE-2007-0708Comodo firewall pro vulnerabilitycmdmon.sys in Comodo Firewall Pro (formerly Comodo Personal Firewall) before 2.4.16.174 does not validate arguments that originate in user mode for t…EPSS 0.67%7.2CVE-2007-0709Comodo firewall pro vulnerabilitycmdmon.sys in Comodo Firewall Pro (formerly Comodo Personal Firewall) 2.4.16.174 and earlier does not validate arguments that originate in user mode …EPSS 0.48%4.4CVE-2007-1330Comodo firewall pro vulnerabilityComodo Firewall Pro (CFP) (formerly Comodo Personal Firewall) 2.4.18.184 and earlier allows local users to bypass driver protections on the HKLM\SYST…EPSS 0.69%

Source: NIST National Vulnerability Database (record CVE-2007-1051), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.