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OpenAFS File Server Denial of Service Vulnerability
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Secunia Advisory:
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SA28327
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Release Date:
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2008-01-04
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Popularity:
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5,047 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 local network
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Solution Status:
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Vendor Patch
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| Software: | OpenAFS 1.x
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| CVE reference: | CVE-2007-6599
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Description:
A vulnerability has been reported in OpenAFS, which can be exploited by malicious users to cause a DoS (Denial od Service).
The vulnerability is caused due to a race condition error within the "GiveUpAllCallBacks" RPC handler and can be exploited to crash the file server by simultaneously acquiring and giving back callbacks on a file.
The vulnerability is reported in the following versions:
* OpenAFS 1.3.x subsequent to 1.3.50
* OpenAFS 1.4.x up to and including OpenAFS 1.4.5
* OpenAFS 1.5.x up to and including OpenAFS 1.5.27
Solution:
OpenAFS 1.4.x:
Update to version 1.4.6.
http://www.openafs.org/release/latest.html
OpenAFS 1.5.x:
Fixed in Feature Release 1.5.28.
http://www.openafs.org/release/latest-unstable.html
Provided and/or discovered by:
The vendor credits Russ Allbery, Jeffrey Altman, Dan Hyde, and Thomas Mueller.
Original Advisory:
http://www.openafs.org/security/OPENAFS-SA-2007-003.txt
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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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