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InspIRCd namesx / uhnames Denial of Service
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Secunia Advisory:
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SA29610
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Release Date:
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2008-03-31
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Last Update:
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2008-05-12
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Popularity:
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2,525 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: | InspIRCd 1.x
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| CVE reference: | CVE-2008-1925
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Description:
A vulnerability has been reported in InspIRCd, which can be exploited by malicious people to cause a DoS (Denial of Service).
The vulnerability is caused due to an error when handling multiple users with long nicknames, idents, and hostnames. This can be exploited to crash the service by joining a channel with multiple specially configured clients.
Successful exploitation requires that the "uhnames" or "namesx" module is loaded.
The vulnerability is reported in versions prior to version 1.1.18.
Solution:
Update to version 1.1.18.
Provided and/or discovered by:
Reported in a bug by Skip. Additional information by w00t.
Changelog:
2008-04-28: Added CVE reference.
2008-05-12: Added additional information and "Original Advisory" link. Increased criticality.
Original Advisory:
http://www.inspircd.org/forum/showthread.php?t=2945
http://www.inspircd.org/bugtrack/view_bug.php?bug_id=506
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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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