A vulnerability, which was classified as critical, was found in 1000 Projects Portfolio Management System MCA 1.0. This affects an unknown part of the file /update_ach.php. The manipulation of the argument ach_certy leads to unrestricted upload. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.
The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.
Access control involves the use of several protection mechanisms such as:
When any mechanism is not applied or otherwise fails, attackers can compromise the security of the product by gaining privileges, reading sensitive information, executing commands, evading detection, etc. There are two distinct behaviors that can introduce access control weaknesses: