A vulnerability has been found in wander-chu SpringBoot-Blog 1.0 and classified as critical. This vulnerability affects the function upload of the file src/main/java/com/my/blog/website/controller/admin/AttachtController.java of the component Admin Attachment Handler. The manipulation of the argument file leads to unrestricted upload. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
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: