Hello,

We have found number of vulnerabilities in implementations of SSDT hooks in many different products.

Vulnerable software:

* BlackICE PC Protection 3.6.cqn
     * G DATA InternetSecurity 2007
     * Ghost Security Suite beta 1.110 and alpha 1.200
     * Kaspersky Internet Security 7.0.0.125
     * Norton Internet Security 2008 15.0.0.60
     * Online Armor Personal Firewall 2.0.1.215
     * Outpost Firewall Pro 4.0.1025.7828
     * Privatefirewall 5.0.14.2
     * Process Monitor 1.22
     * ProcessGuard 3.410
     * ProSecurity 1.40 Beta 2
     * RegMon 7.04
     * ZoneAlarm Pro 7.0.362.000
     * probably other versions of above mentioned software
     * possibly many other software products that implement SSDT hooks

Not vulnerable software:

* Comodo Personal Firewall 2.4.18.184
     * Daemon Tools Lite 4.10 X86
     * Sunbelt Personal Firewall 4.5.916.0

More details and the BSODhook utility that allows everyone to find similar vulnerabilities
easily are available here:

Advisory: http://www.matousec.com/info/advisories/plague-in-security-software-driv
ers.php
Article: http://www.matousec.com/projects/windows-personal-firewall-analysis/plag
ue-in-security-software-drivers.php

Regards,

-- 
Matousec - Transparent security Research
http://www.matousec.com/