Cross-Site Scripting (XSS) in Redaxo Jul 25 2012 11:49AM
advisory htbridge com
Advisory ID: HTB23098
Product: Redaxo
Vendor: Redaxo team
Vulnerable Version(s): 4.4 and probably prior
Tested Version: 4.4
Vendor Notification: 4 July 2012
Vendor Patch: 23 July 2012
Public Disclosure: 25 July 2012
Vulnerability Type: Cross-Site Scripting (XSS)
CVE Reference: CVE-2012-3869
CVSSv2 Base Score: 4.3 (AV:N/AC:M/Au:N/C:N/I:P/A:N)
Solution Status: Fixed by Vendor
Risk Level: Medium
Discovered and Provided: High-Tech Bridge Security Research Lab ( https://www.htbridge.com/advisory/ )


Advisory Details:

High-Tech Bridge Security Research Lab has discovered vulnerability in Redaxo, which can be exploited to perform Cross-Site Scripting (XSS) attacks.

1) Cross-Site Scripting (XSS) in Redaxo: CVE-2012-3869

1.1 Input passed via the "subpage" GET parameter to /redaxo/index.php (when "page" is set to "user" or "template") is not properly sanitised before being returned to the user.

This can be exploited to execute arbitrary HTML and script code in administrator's browser session in context of affected website.

The following PoC (Proof of Concept) demonstrate the vulnerability:




Apply vendor's patch: http://www.redaxo.org/files/sicherheitsupdate_4_3_und_4_4.zip
More Information:



[1] High-Tech Bridge Advisory HTB23098 - https://www.htbridge.com/advisory/HTB23098 - Cross-Site Scripting (XSS) in Redaxo.
[2] Redaxo - http://www.redaxo.org/ - PHP MySQL Open Source Content Management System.
[3] Common Vulnerabilities and Exposures (CVE) - http://cve.mitre.org/ - international in scope and free for public use, CVE® is a dictionary of publicly known information security vulnerabilities and exposures.


Disclaimer: The information provided in this Advisory is provided "as is" and without any warranty of any kind. Details of this Advisory may be updated in order to provide as accurate information as possible. The latest version of the Advisory is available on web page [1] in the References.

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