Agnitum Outpost Firewall 4.0 deviceiocontrol denial of service

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.6$0-$5k0.00

Summaryinfo

A vulnerability was found in Agnitum Outpost Firewall 4.0. It has been classified as problematic. Impacted is the function deviceiocontrol. This manipulation causes denial of service. This vulnerability is registered as CVE-2006-5721. Furthermore, an exploit is available.

Detailsinfo

A vulnerability has been found in Agnitum Outpost Firewall 4.0 (Firewall Software) and classified as problematic. Affected by this vulnerability is the function deviceiocontrol. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability. The summary by CVE is:

The \Device\SandBox driver in Outpost Firewall PRO 4.0 (964.582.059) allows local users to cause a denial of service (system crash) via an invalid argument to the DeviceIoControl function that triggers an invalid memory operation.

The bug was discovered 11/01/2006. The weakness was published 11/03/2006 (Website). It is possible to read the advisory at vupen.com. This vulnerability is known as CVE-2006-5721 since 11/03/2006. The exploitation appears to be easy. Attacking locally is a requirement. The exploitation doesn't need any form of authentication. Technical details and also a public exploit are known.

It is possible to download the exploit at securityfocus.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $0-$5k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 115451 (Outpost Firewall PRO Denial of Service Vulnerability).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at X-Force (29969), SecurityFocus (BID 20860†), OSVDB (30170†), Secunia (SA22673†) and SecurityTracker (ID 1017150†). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.2
VulDB Meta Temp Score: 5.6

VulDB Base Score: 6.2
VulDB Temp Score: 5.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/01/2006 🔍
11/01/2006 +0 days 🔍
11/01/2006 +0 days 🔍
11/01/2006 +0 days 🔍
11/02/2006 +1 days 🔍
11/03/2006 +1 days 🔍
11/03/2006 +0 days 🔍
11/03/2006 +0 days 🔍
11/13/2006 +10 days 🔍
03/12/2015 +3041 days 🔍
04/26/2026 +4063 days 🔍

Sourcesinfo

Advisory: vupen.com⛔
Status: Not defined

CVE: CVE-2006-5721 (🔍)
GCVE (CVE): GCVE-0-2006-5721
GCVE (VulDB): GCVE-100-33115
X-Force: 29969
SecurityFocus: 20860 - Outpost Firewall PRO Local Denial of Service Vulnerability
Secunia: 22673 - Outpost Firewall "Sandbox" Driver Denial of Service Vulnerability, Not Critical
OSVDB: 30170 - Outpost Firewall PRO - Local Denial of Service Issue
SecurityTracker: 1017150
Vulnerability Center: 13090 - Outpost Firewall PRO Local Denial of Service via DeviceloControl Function, Medium
Vupen: ADV-2006-4309

scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 03/12/2015 22:21
Updated: 04/26/2026 10:16
Changes: 03/12/2015 22:21 (69), 07/10/2019 17:45 (4), 06/15/2025 17:19 (22), 04/26/2026 10:16 (2)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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