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TITLE:
KnowledgeTree Cross-Site Scripting and Privilege Escalation

SECUNIA ADVISORY ID:
SA33277

VERIFY ADVISORY:
http://secunia.com/advisories/33277/

CRITICAL:
Moderately critical

IMPACT:
Cross Site Scripting, Privilege escalation

WHERE:
>From remote

SOFTWARE:
KnowledgeTree Open Source 3.x
http://secunia.com/advisories/product/10357/

DESCRIPTION:
Some vulnerabilities have been reported in KnowledgeTree, which can
be exploited by malicious users to gain escalated privileges and by
malicious people to conduct cross-site scripting attacks.

1) Input passed to certain unspecified parameters is not properly
sanitised before being returned to the user. This can be exploited to
execute arbitrary HTML and script code in a user's browser session in
context of an affected site.

2) An unspecified error within the DropDocuments plugin can be
exploited my malicious users to gain administrative privileges.

The vulnerabilities are reported in versions prior to 3.5.4a.

SOLUTION:
Update to version 3.5.4a.
http://wiki.knowledgetree.com/Version_3.5.4a#Download_KnowledgeTree

PROVIDED AND/OR DISCOVERED BY:
1) Reported by the vendor.
2) Reported in a bug by Phil Müller.

ORIGINAL ADVISORY:
http://wiki.knowledgetree.com/Version_3.5.4a#Security

2) http://issues.knowledgetree.com/browse/KTS-3921

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