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Outpost Firewall Pro Hooked Functions Denial of Service
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Secunia Advisory:
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SA22913
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Release Date:
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2006-11-16
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Last Update:
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2007-06-06
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Popularity:
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7,489 views
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Critical:
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Not critical
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Impact:
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DoS
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Where:
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Local system
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Solution Status:
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Vendor Patch
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| Software: | Outpost Firewall Pro 4.x
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Subscribe:
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Instant alerts on relevant vulnerabilities 
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| | CVE reference: | CVE-2006-7160
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Description:
Matousec has discovered a vulnerability in Outpost Firewall Pro, which can be exploited by malicious, local users to cause a DoS (Denial of Service).
The vulnerability is caused due to an error within Sandbox.sys when handling the parameters of certain hooked functions. This can be exploited to cause a DoS by calling NtAssignProcessToJobObject, NtCreateKey, NtCreateThread, NtDeleteFile, NtLoadDriver, NtOpenProcess, NtProtectVirtualMemory, NtReplaceKey, NtTerminateProcess, NtTerminateThread, NtUnloadDriver, and NtWriteVirtualMemory with specially crafted parameters.
The vulnerability is confirmed in version 4.0 (971.7030.584). Other versions may also be affected.
Solution:
Updated to version 4.0 (1005.590.123).
http://www.agnitum.com/support/upgradeprotection.php
Provided and/or discovered by:
Matousec Transparent Security
Changelog:
2007-03-14: Added CVE reference.
2007-06-06: Updated "Solution" section. Added links to "Original Advisory" section.
Original Advisory:
Agnitum:
http://www.agnitum.com/products/outpost/history.php
http://agnitumblog.blogspot.com/2007/01/outpost-40-vulnerability-update.html
Matousec Transparent Security:
http://www.matousec.com/info/advisori...lidation-of-hooked-SSDT-functions.php
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About this Secunia Advisory
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Please note: The information that this Secunia Advisory is based on comes from a third party unless stated otherwise.
Secunia collects, validates, and verifies all vulnerability reports issued by security research groups, vendors, and others.
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