CVE-2006-3697: Agnitum Outpost Firewall Pro 3.51.759.6511 (462), as used in (1) Lavasoft Personal Firewall 1.0.543.5722 (433)

Routine

HIGH 7.2DOWNGRADEDOWNGRADEDOWNGRADE

CVE-2006-3697 is a high-severity flaw (CVSS 7.2) affecting outpost firewall, lavasoft personal firewall, client firewall. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Agnitum Outpost Firewall Pro 3.51.759.6511 (462), as used in (1) Lavasoft Personal Firewall 1.0.543.5722 (433) and (2) Novell BorderManager Novell Client Firewall 2.0, does not properly restrict user activities in application windows that run in a LocalSystem context, which allows local users to gain privileges and execute commands (a) via the "open folder" option when no instance of explorer.exe is running, possibly related to the ShellExecute A

Why this priority

High severity

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.2 (High)
EPSS exploit chance	0.5% (top 59%)
CISA exploited list	No
Weakness	CWE-264
Published	2006-07-21
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: agnitum · lavasoft · novell

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2006-07-21 14:03 UTCPublished CVE record published
2026-06-16 22:27 UTCUpdated Record last modified

agnitum outpost firewall DOWNGRADE

Affected: 3.51.759.6511

Fixed in: no fixed release known

Safe to downgrade to: a release before 3.51.759.6511

1. Check installed version

apt-cache policy outpost-firewall || rpm -q outpost-firewall || outpost-firewall --version

2. No fixed release: DOWNGRADE to a release before 3.51.759.6511 (Debian / Ubuntu)

apt-cache madison outpost-firewall sudo apt install outpost-firewall=<VERSION_BEFORE_3.51.759.6511> sudo apt-mark hold outpost-firewall

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list outpost-firewall sudo dnf downgrade outpost-firewall-<VERSION_BEFORE_3.51.759.6511> sudo dnf versionlock add outpost-firewall

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

lavasoft lavasoft personal firewall DOWNGRADE

Affected: 1.0.543.5722.433

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0.543.5722.433

1. Check installed version

apt-cache policy lavasoft-personal-firewall || rpm -q lavasoft-personal-firewall || lavasoft-personal-firewall --version

2. No fixed release: DOWNGRADE to a release before 1.0.543.5722.433 (Debian / Ubuntu)

apt-cache madison lavasoft-personal-firewall sudo apt install lavasoft-personal-firewall=<VERSION_BEFORE_1.0.543.5722.433> sudo apt-mark hold lavasoft-personal-firewall

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list lavasoft-personal-firewall sudo dnf downgrade lavasoft-personal-firewall-<VERSION_BEFORE_1.0.543.5722.433> sudo dnf versionlock add lavasoft-personal-firewall

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

novell client firewall DOWNGRADE

Affected: 2.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.0

1. Check installed version

apt-cache policy client-firewall || rpm -q client-firewall || client-firewall --version

2. No fixed release: DOWNGRADE to a release before 2.0 (Debian / Ubuntu)

apt-cache madison client-firewall sudo apt install client-firewall=<VERSION_BEFORE_2.0> sudo apt-mark hold client-firewall

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list client-firewall sudo dnf downgrade client-firewall-<VERSION_BEFORE_2.0> sudo dnf versionlock add client-firewall

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2006-3697?

outpost firewall: downgrade or apply the listed mitigation; lavasoft personal firewall: downgrade or apply the listed mitigation; client firewall: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2006-3697 being exploited?

CVE-2006-3697 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2006-3697 affect?

CVE-2006-3697 affects outpost firewall, lavasoft personal firewall, client firewall. Severity is high (CVSS 7.2). Agnitum Outpost Firewall Pro 3.51.759.6511 (462), as used in (1) Lavasoft Personal Firewall 1.0.543.5722 (433) and (2) Novell BorderManager Novell Client Firewall 2.0, does not properly restrict user activities in application windows that r

How urgent is CVE-2006-3697?

Priority 36/100. High severity

Software pages

Windows vulnerabilities

Related CVEs

CVE-2007-5042 MEDIUM 4.6 DOWNGRADE Outpost Firewall Pro 4.0.1025.7828 does not properly validate certain parameters to System Service Descriptor
CVE-2007-3086 MEDIUM 4.9 DOWNGRADE Unrestricted critical resource lock in Agnitum Outpost Firewall PRO 4.0 1007.591.145 and earlier allows local
CVE-2007-0333 HIGH 7.2 DOWNGRADE Agnitum Outpost Firewall PRO 4.0 allows local users to bypass access restrictions and insert Trojan horse driv
CVE-2006-7160 MEDIUM 4.9 UPGRADE The Sandbox.sys driver in Outpost Firewall PRO 4.0, and possibly earlier versions, does not validate arguments
CVE-2006-5721 MEDIUM 4.9 DOWNGRADE The \Device\SandBox driver in Outpost Firewall PRO 4.0 (964.582.059) allows local users to cause a denial of s

References

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