Question: Jacob executes an attack against a system using a valid but low- privilege user account by accessing a file pointer that the account has access

Jacob executes an attack against a system using a valid but low- privilege user account by accessing a file pointer that the account has access to. After the access check, but before the file is opened, he quickly switches the file pointer to point to a file that the user account does not have access to. What type of attack is this?

A. TOCTOU

B. Permissions creep

C. Impersonation

D. Link swap

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