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Symantec Norton Personal Firewall Hooked Functions Denial of Service
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Secunia Advisory:
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SA24677
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Release Date:
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2007-04-02
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Last Update:
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2007-04-03
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Popularity:
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7,165 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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Unpatched
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| Software: | Symantec Norton Personal Firewall 2006
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| CVE reference: | CVE-2007-1793
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Description:
Matousec has discovered a vulnerability in Symantec Norton Personal Firewall 2006, which can be exploited by malicious, local users to cause a DoS (Denial of Service).
The vulnerability is caused due to an input validation error in SPBBCDrv.sys when handling parameters of certain hooked functions. This can be exploited to crash the system by calling NtCreateMutant or NtOpenEvent with specially crafted parameters.
The vulnerability is confirmed in version 9.0.0.73 and also reported in versions 9.1.1.7 and 9.1.0.33. Other versions may also be affected.
Solution:
Restrict access to trusted users only.
Provided and/or discovered by:
Matousec Transparent Security
Changelog:
2007-04-03: Added CVE reference.
Original Advisory:
Matousec Transparent Security:
http://www.matousec.com/info/advisori...lidation-of-hooked-SSDT-functions.php
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Please note: The information that this Secunia Advisory is based on comes from a third party unless stated otherwise.
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