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>> Claroline "PHP_SELF" Variable Handling Client-Side Cross Site Scripting Vulnerability

Title : Claroline "PHP_SELF" Variable Handling Client-Side Cross Site Scripting Vulnerability
VUPEN ID : VUPEN/ADV-2007-2402
CVE ID : CVE-2007-3517
Rated as : Low Risk 
Remotely Exploitable : Yes
Locally Exploitable : Yes
Release Date : 2007-07-02


Technical Description    Receive VUPEN Security alerts in a Text format  Receive VUPEN Security alerts in a PDF format  Receive VUPEN Security alerts in an XML format 

A vulnerability has been identified in Claroline, which could be exploited by attackers to execute arbitrary scripting code. This issue is caused by input validation errors in various scripts when processing the "PHP_SELF" variable, which could be exploited by attackers to cause arbitrary scripting code to be executed by the user's browser in the security context of an affected Web site.

Affected Products

Claroline version 1.8.3 and prior

Solution

Upgrade to Claroline version 1.8.4 :
http://www.claroline.net/download/stable.html

References

http://www.vupen.com/english/advisories/2007/2402
http://www.claroline.net/wiki/index.php/Changelog_1.8.x#Security
http://www.claroline.net/forum/viewtopic.php?t=11920

Credits

Vulnerability reported by munozferna.

ChangeLog

2007-07-02 : Initial release

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