File path traversal 순서 정리

1. File path traversal, simple case

 

2. File path traversal, traversal sequences blocked with absolute path bypass

 

3. File path traversal, traversal sequences stripped non-recursively

 

4. File path traversal, traversal sequences stripped with superfluous URL-decode

 

5. File path traversal, validation of start of path

 

6. File path traversal, validation of file extension with null byte bypass

 

7. File path traversal 막는 방법