Path Traversal

hackerdna

Task: Vulnerable Apache 2.4.49 file server with CGI script accepting file parameter. Solution: Path traversal via unsanitized file parameter to read /flag.txt using ../ sequences.

lfi path_traversal file_read apache directory_traversal cve-2021-41773 cgi

Path traversal via unsanitized file parameterDirectory traversal with ../ sequencesCGI script parameter injectionApache 2.4.49 CVE-2021-41773 identification

$ ls tags/ techniques/

lfi path_traversal file_read apache directory_traversal cve-2021-41773 cgi

Path traversal via unsanitized file parameterDirectory traversal with ../ sequencesCGI script parameter injectionApache 2.4.49 CVE-2021-41773 identification

Analysis

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$ python3 exploit.py --target 192.168.1.1 --port 8080
[*] Connecting to target...
[+] Shell obtained!

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