SB2013120501 - Cross-site scripting in Claroline.net Claroline

Description

This security bulletin contains information about 1 security vulnerability.

1) Cross-site scripting (CVE-ID: CVE-2013-6267)

Vulnerability allows a remote attacker to perform Cross-site scripting attacks.

An input validation error exists in Claroline before 1.11.9 when processing the (1) box parameter to messaging/messagebox.php, cidToEdit parameter to (2) adminregisteruser.php or (3) admin_user_course_settings.php in admin/, (4) module_id parameter to admin/module/module.php, or (5) offset parameter to admin/right/profile_list.php. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in victim's browser in security context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Remediation

Install update from vendor's website.

References

• http://archives.neohapsis.com/archives/bugtraq/2013-11/0139.html
• http://forum.claroline.net/viewtopic.php?f=88&t=26413
• http://packetstormsecurity.com/files/124200
• http://secunia.com/advisories/55753
• http://www.securitytracker.com/id/1029435
• https://exchange.xforce.ibmcloud.com/vulnerabilities/89264
• https://www.htbridge.com/advisory/HTB23179