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CVE-2006-6623

18
FAUCET Score

CVE-2006-6623 describes a local bypass vulnerability in Sygate Personal Firewall 5.6.2808, where attackers can spoof Process Environment Block (PEB) fields like ImagePathName, CommandLine, and WindowTitle to circumvent the firewall's controls. This vulnerability, with a CVSS score of 7.2, indicates a high severity due to its local attack vector, low attack complexity, and complete compromise of confidentiality, integrity, and availability. While it affects products like AVG, Comodo, and Symantec, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
7.5.431CPE matchmatch criteria
cpe:2.3:a:avg:antivirus_plus_firewall:7.5.431:*:*:*:*:*:*:*
2.3.6.81CPE matchmatch criteria
cpe:2.3:a:comodo:comodo_personal_firewall:2.3.6.81:*:*:*:*:*:*:*
3.0.8686CPE matchmatch criteria
cpe:2.3:a:filseclab:personal_firewall:3.0.8686:*:*:*:*:*:*:*
3.0.23CPE matchmatch criteria
cpe:2.3:a:infoprocess:antihook:3.0.23:*:*:*:*:*:*:*
2.05p2CPE matchmatch criteria
cpe:2.3:a:soft4ever:look_n_stop:2.05p2:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.2HIGH

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

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Exploitability Score
3.9
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.32%
Probability of exploitation in next 30 days
EPSS Percentile
24.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0032 is in the 21st percentile among its peer group of 3,236 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.5 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

matousec.com / downloads/windows-personal-firewall-analysis/ex-coat.zip
matousec.com / info/advisories/Bypassing-process-identification-serveral-personal-firewalls-HIPS.php
Vendor Advisory
securityfocus.com / archive/1/454522/100/0/threaded
securityfocus.com / bid/21615