Cross-site scripting in TeamPass - CVE-2014-3774

Detailed vulnerability description

Vulnerability allows a remote attacker to perform XSS attacks.

The vulnerability is caused by an input validation error in items.php in TeamPass before 2.1.20 when processing the group parameter, which is not properly handled in a (1) hid_cat or (2) open_folder form element, or (3) id parameter, which is not properly handled in the open_id form element. 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.

How to mitigate CVE-2014-3774

Sources

• http://teampass.net/installation/2.1.20-released.html
• http://www.openwall.com/lists/oss-security/2014/05/18/2
• http://www.openwall.com/lists/oss-security/2014/05/19/5
• https://github.com/nilsteampassnet/TeamPass/commit/8820c8934d9ba0508ac345e73ad0be29049ec6de
• https://github.com/nilsteampassnet/TeamPass/commit/fd549b245c0f639a8d47bf4f74f92c37c053706f