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Vulnerability record · CVE-2006-3540 · published 13 July 2006

CVE-2006-3540: Zonelabs zonealarm security suite vulnerability

Zonelabs · Zonealarm Security Suite

Check Point Zone Labs ZoneAlarm Internet Security Suite 6.5.722.000, 6.1.737.000, and possibly other versions do not properly validate RegSaveKey, RegRestoreKey, and RegDeleteKey function calls, which allows local users to cause a denial of service (system crash) via a certain combination of these function calls with an HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\VETFDDNT\Enum argument.

4.9 CVSS 2.0 Medium EPSS 0.63% · top 51.9%
4.9CVSS 2.0 base score
0.63%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
8References
16 Jun 2026Last modified by NVD

Description

Check Point Zone Labs ZoneAlarm Internet Security Suite 6.5.722.000, 6.1.737.000, and possibly other versions do not properly validate RegSaveKey, RegRestoreKey, and RegDeleteKey function calls, which allows local users to cause a denial of service (system crash) via a certain combination of these function calls with an HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\VETFDDNT\Enum argument.

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

Affected products

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

References

LinkTags
http://www.matousec.com/info/advisories/ZoneAlarm-Insufficient-protection-of-registry-key-VETFDDNT-Enum.php Vendor Advisory
http://www.securityfocus.com/archive/1/438970/100/0/threaded
http://www.securityfocus.com/bid/18789
https://exchange.xforce.ibmcloud.com/vulnerabilities/27584
http://www.matousec.com/info/advisories/ZoneAlarm-Insufficient-protection-of-registry-key-VETFDDNT-Enum.php Vendor Advisory
http://www.securityfocus.com/archive/1/438970/100/0/threaded
http://www.securityfocus.com/bid/18789
https://exchange.xforce.ibmcloud.com/vulnerabilities/27584

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Related vulnerabilities

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

7.5CVE-2005-3560Zonelabs zonealarm vulnerabilityZone Labs (1) ZoneAlarm Pro 6.0, (2) ZoneAlarm Internet Security Suite 6.0, (3) ZoneAlarm Anti-Virus 6.0, (4) ZoneAlarm Anti-Spyware 6.0 through 6.1,…EPSS 16%6.2CVE-2006-1221Zonelabs zonealarm security suite vulnerabilityUntrusted search path vulnerability in the TrueVector service (VSMON.exe) in Zone Labs ZoneAlarm 6.x and Integrity does not search ZoneAlarm's own fo…EPSS 0.52%

Source: NIST National Vulnerability Database (record CVE-2006-3540), CISA KEV, FIRST EPSS (scores of 2026-10-01). This page is refreshed as NVD updates the record.