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UnrealIRCd Server Link TKL Command Denial of Service
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Secunia Advisory:
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SA19188
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Release Date:
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2006-03-10
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Last Update:
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2006-03-16
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Popularity:
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6,474 views
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Critical:
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Less 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: | UnrealIRCd 3.x
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| CVE reference: | CVE-2006-1214
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Description:
A vulnerability has been reported in UnrealIRCd, which can be exploited by malicious users to cause a DoS (Denial of Service).
The vulnerability is caused due to an error within the handling of the TKL command. This can be exploit to crash the service via a TKL command with specially-crafted arguments sent from another server.
Successful exploitation requires that the malicious server is allowed to connect via a server link.
The vulnerability has been reported in version 3.2.3. Prior versions may also be exploited.
Solution:
Update to version 3.2.4.
http://www.unrealircd.com/?page=downloads
Provided and/or discovered by:
Reported by vendor.
Additional information and POC by:
Brandon Milner
Changelog:
2006-03-16: Added CVE reference.
Original Advisory:
http://forums.unrealircd.com/viewtopic.php?t=2985
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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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