4-ZERO-3 – 403/401 Bypass Methods + Bash Automation

>_ Introduction

4-ZERO-3 Tool to bypass 403/401. This script contain all the possible techniques to do the same.

• NOTE : If you see multiple [200 Ok]/bypasses as output, you must check the Content-Length. If the content-length is same for multiple [200 Ok]/bypasses means false positive. Reason can be “301/302” or “../” [Payload] DON’T PANIC.
• Script will print cURL PAYLOAD if possible bypass found.

>_ Usage / Modes

• Scan with specific payloads:
  • [ --header ] Support HEADER based bypasses/payloads

    root@me_dheeraj:$ bash 403-bypass.sh -u https://target.com/secret --header

  • [ --protocol ] Support PROTOCOL based bypasses/payloads

    root@me_dheeraj:$ bash 403-bypass.sh -u https://target.com/secret --protocol

  • [ --port ] Support PORT based bypasses/payloads

    root@me_dheeraj:$ bash 403-bypass.sh -u https://target.com/secret --port

  • [ --HTTPmethod ] Support HTTP Method based bypasses/payloads

    root@me_dheeraj:$ bash 403-bypass.sh -u https://target.com/secret --HTTPmethod

  • [ --encode ] Support URL Encoded bypasses/payloads

    root@me_dheeraj:$ bash 403-bypass.sh -u https://target.com/secret --encode

  • [ --SQLi ] Support MySQL mod_Security & libinjection bypasses/payloads [** New **]

    root@me_dheeraj:$ bash 403-bypass.sh -u https://target.com/secret --SQLi

• Complete Scan {includes all exploits/payloads} for an endpoint [ –exploit ]

root@me_dheeraj:$ bash 403-bypass.sh -u https://target.com/secret --exploit

Prerequisites

• apt install curl [Debian]