Watu PRO Play 1.9.2.1 Cross Site Scripting
Posted on 04 September 2015
Details ================ Software: Watu PRO Play Version: 1.9.2.1 Homepage: http://calendarscripts.info/watupro/modules.html#play Advisory report: https://security.dxw.com/advisories/stored-xss-in-watu-pro-play-allows-unauthenticated-attacker-to-do-almost-anything-an-admin-can/ CVE: Awaiting assignment CVSS: 5.8 (Medium; AV:N/AC:M/Au:N/C:P/I:P/A:N) Description ================ Stored XSS in Watu PRO Play allows unauthenticated attackers to do almost anything an admin can Vulnerability ================ An attacker able to convince an admin to visit a link of their choosing (e.g. via a phishing attack) is able to execute arbitrary JavaScript. This makes use of a CSRF vulnerability (no nonce protection on the levels form) Proof of concept ================ If a logged-in administrator user clicks the submit button on this form, a JavaScript alert will display on /wp-admin/admin.php?page=watuproplay_levels (in a real attack the form can be made to auto-submit using JavaScript): <form action="http://localhost/wp-admin/admin.php?page=watuproplay_levels&action=add" method="POST"> <input type="text" name="name" value="<script>alert(1)</script>"> <input type="text" name="ok" value="1"> <input type="submit"> </form> Mitigations ================ Disable the plugin until a new version is released that fixes this bug Disclosure policy ================ dxw believes in responsible disclosure. Your attention is drawn to our disclosure policy: https://security.dxw.com/disclosure/ Please contact us on security@dxw.com to acknowledge this report if you received it via a third party (for example, plugins@wordpress.org) as they generally cannot communicate with us on your behalf. This vulnerability will be published if we do not receive a response to this report with 14 days. Timeline ================ 2015-08-11: Discovered 2015-08-26: Reported to vendor by email 2015-08-26: Requested CVE Discovered by dxw: ================ Tom Adams Please visit security.dxw.com for more information.
