An CSRF issue was discovered in the JN-Jones MyBB-2FA plugin through 2014-11-05 for MyBB. An attacker can forge a request to an installed mybb2fa plugin to control its state via usercp.php?action=mybb2fa&do=deactivate (or usercp.php?action=mybb2fa&do=activate). A deactivate operation lowers the security of the targeted account by disabling two factor authentication.
The web application does not, or cannot, sufficiently verify whether a request was intentionally provided by the user who sent the request, which could have originated from an unauthorized actor.
Link | Tags |
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https://community.mybb.com/thread-162369.html | third party advisory issue tracking |
https://seekurity.com/blog/advisories/mybb-two-factor-authentication-extension-vulnerabilities/ | third party advisory exploit |