SB2014101404 - Multiple XSS vulnerabilities in Pagekit CMS

Description

This security bulletin contains information about 2 secuirty vulnerabilities.

1) Cross-site scripting (XSS) (CVE-ID: CVE-2014-8069)

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

An input validation error exists in YOOtheme Pagekit CMS 0.8.7 when processing the HTTP Referer header in index.php/user and when handling PATH_INFO variable in index.php. A remote attacker can trick the victim to follow a specially 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.

2) Open redirect (CVE-ID: CVE-2014-8070)

The vulnerability allows a remote attacker to perform phishing attacks.

Open redirect vulnerability exists due to insufficient verification of URL when redirecting users during logout process in index.php/user/logout. A remote attacker can create a specially crafted link, trick the victim into following it and redirect the victim to malicious website.

Successful exploitation of the vulnerability will allow to steal valid user's credentials and use the information to conduct further attacks.

Remediation

Install update from vendor's website.

References

• http://packetstormsecurity.com/files/128641/Pagekit-0.8.7-Cross-Site-Scripting-Open-Redirect.html