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Sidewinder and CyberGuard DNS Cache Poisoning
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Secunia Advisory:
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SA31207
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Release Date:
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2008-07-25
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Popularity:
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2,854 views
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Critical:
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Moderately critical
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Impact:
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Spoofing
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Where:
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From remote
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Solution Status:
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Vendor Patch
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| OS: | CyberGuard 6.x
Sidewinder Firewall 7.x
Sidewinder G2 Firewall
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| CVE reference: | CVE-2008-1447
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Description:
Secure Computing has acknowledged a vulnerability in Sidewinder and CyberGuard, which can be exploited by malicious people to poison the DNS cache.
The vulnerability is caused due to the products not sufficiently randomising the DNS query port number. This can be exploited to poison the DNS cache.
The vulnerability is reported in Sidewinder, CyberGuard TSP, and CyberGuard Classic when certain configurations are used (see Secure Computing KB Article #11446 for more information).
Solution:
Apply hotfixes (please see Secure Computing KB Article #11446 for more information).
Provided and/or discovered by:
Dan Kaminsky, IOActive
Original Advisory:
http://www.kb.cert.org/vuls/id/MIMG-7GE5DU
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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.
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