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OpenBSD DNS Server PRNG Transaction ID Vulnerability
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Secunia Advisory:
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SA28819
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Release Date:
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2008-02-07
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Last Update:
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2008-03-14
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Popularity:
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5,062 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 Workaround
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| OS: | OpenBSD 3.x
OpenBSD 4.0
OpenBSD 4.1
OpenBSD 4.2
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Secunia CVSS-2 Score:
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| Advisory Content (Page 1 of 3) | [ 1 ] [ 2 ] [ 3 ] | |
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Description:
Amit Klein has reported a vulnerability in OpenBSD, which can be exploited by malicious people to poison the DNS cache.
The vulnerability is caused due to a weakness within the OpenBSD DNS server's pseudo random number generator (PRNG). This can be exploited to obtain the DNS transaction ID and poison the DNS cache.
The vulnerability is reported in OpenBSD versions 3.3 to 4.2.
Change Page:
[ 1 ] [ 2 ] [ 3 ]
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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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