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TITLE:
Sitecore Staging Module Authentication Security Bypass

SECUNIA ADVISORY ID:
SA37763

VERIFY ADVISORY:
http://secunia.com/advisories/37763/

DESCRIPTION:
A vulnerability has been reported in Sitecore Staging Module, which
can be exploited by malicious people to bypass certain security
restrictions.

The vulnerability is caused due to an error within the authentication
mechanism in /sitecore modules/staging/service/api.asmx, which can be
exploited to bypass the authentication mechanism by providing random
values in the "Username" and "Password" parameters.

NOTE: This can further be exploited to delete the webserver cache,
view directory listings, download arbitrary files from the server, or
compromise the vulnerable system by uploading arbitrary files to the
server.

The vulnerability is reported in Sitecore Staging Module v5.4.0
rev.080625. Other versions may also be affected.

SOLUTION:
Update to Sitecore Staging Module v5.4.0 rev.091111.

PROVIDED AND/OR DISCOVERED BY:
SEC Consult

ORIGINAL ADVISORY:
https://www.sec-consult.com/files/20091217-0_sitecore_StagingModule_1.0.txt

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