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MaraDNS Denial of Service Vulnerabilities
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Secunia Advisory:
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SA25406
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Release Date:
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2007-06-06
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Last Update:
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2007-06-11
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Popularity:
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4,063 views
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Critical:
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Moderately critical
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Impact:
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DoS
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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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| Software: | MaraDNS 1.2.x
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Subscribe:
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Instant alerts on relevant vulnerabilities 
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| CVE reference: | CVE-2007-3114
CVE-2007-3115
CVE-2007-3116
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Description:
Some vulnerabilities have been reported in MaraDNS, which can be exploited by malicious people to cause a DoS (Denial of Service).
1) A memory leak error exists in the processing of DNS queries within the IPv6 code. This can be exploited to cause a DoS due to memory consumption by sending a specially crafted DNS query.
This vulnerability is reported in versions prior to 1.2.12.05.
2) Two memory leak errors exist in the processing of DNS queries. These can be exploited to cause a DoS due to memory consumption by sending specially crafted DNS queries with a header opcode different from 0 or a class different from 1.
These vulnerabilities are reported in versions prior to 1.2.12.06.
Solution:
Update to version 1.2.12.06.
Provided and/or discovered by:
1) The vendor credits Rani Assaf.
2) The vendor credits João Antunes.
Changelog:
2007-06-11: Added CVE reference.
Original Advisory:
http://www.maradns.org/changelog.html
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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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