How severe is CVE-2006-6618?

CVE-2006-6618 has a CVSS 2.0 base score of 7.2, rated high severity.

Is CVE-2006-6618 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2006-6618?

CVE-2006-6618 primarily affects Avg Antivirus Plus Firewall. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2006-6618?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2006-6618 published?

CVE-2006-6618 was published on 2006-12-18 and last updated on 2026-06-16.

CVE-2006-6618

CVE-2006-6618 is a high-severity vulnerability in Avg Antivirus Plus Firewall with a CVSS 2.0 base score of 7.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 2.0 base score 7.2)
EPSS exploit prediction: 0% (22nd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Avg Antivirus Plus Firewall
Published: 2006-12-18
Last modified: 2026-06-16

Description

AntiHook 3.0.0.23 - Desktop relies on the Process Environment Block (PEB) to identify a process, which allows local users to bypass the product's controls on a process by spoofing the (1) ImagePathName, (2) CommandLine, and (3) WindowTitle fields in the PEB.

Frequently asked questions

What is CVE-2006-6618?: AntiHook 3.0.0.23 - Desktop relies on the Process Environment Block (PEB) to identify a process, which allows local users to bypass the product's controls on a process by spoofing the (1) ImagePathName, (2) CommandLine, and (3) WindowTitle fields in the PEB.
How severe is CVE-2006-6618?: CVE-2006-6618 has a CVSS 2.0 base score of 7.2, rated high severity.
Is CVE-2006-6618 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-6618?: CVE-2006-6618 primarily affects Avg Antivirus Plus Firewall. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2006-6618?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2006-6618 published?: CVE-2006-6618 was published on 2006-12-18 and last updated on 2026-06-16.

References

Affected products (6)

cpe:2.3:a:avg:antivirus_plus_firewall:7.5.431:*:*:*:*:*:*:*
cpe:2.3:a:comodo:comodo_personal_firewall:2.3.6.81:*:*:*:*:*:*:*
cpe:2.3:a:filseclab:personal_firewall:3.0.8686:*:*:*:*:*:*:*
cpe:2.3:a:infoprocess:antihook:3.0.23:*:*:*:*:*:*:*
cpe:2.3:a:soft4ever:look_n_stop:2.05p2:*:*:*:*:*:*:*
cpe:2.3:a:symantec:sygate_personal_firewall:5.6.2808:*:*:*:*:*:*:*

More vulnerabilities in Avg Antivirus Plus Firewall

CVE-2006-6620 — High (CVSS 7.2): Comodo Personal Firewall 2.3.6.81 relies on the Process Environment Block (PEB) to identify a process, which allows…
CVE-2006-6621 — High (CVSS 7.2): Filseclab Personal Firewall 3.0.0.8686 relies on the Process Environment Block (PEB) to identify a process, which…
CVE-2006-6619 — High (CVSS 7.2): AVG Anti-Virus plus Firewall 7.5.431 relies on the Process Environment Block (PEB) to identify a process, which allows…
CVE-2006-6623 — High (CVSS 7.2): Sygate Personal Firewall 5.6.2808 relies on the Process Environment Block (PEB) to identify a process, which allows…
CVE-2006-6622 — High (CVSS 7.2): Soft4Ever Look 'n' Stop (LnS) 2.05p2 before 20061215 relies on the Process Environment Block (PEB) to identify a…

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