funadmin has Weak Password Recovery Mechanism for Forgotten Password

A security flaw has been discovered in funadmin up to 7.1.0-rc4. Affected by this issue is the function repass of the file app/frontend/controller/Member.php. Performing a manipulation of the argument forget_code/vercode results in weak password recovery. Remote exploitation of the attack is possible. The attack's complexity is rated as high. The exploitation is known to be difficult. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.