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CVE-2023-36845

This script provides an automated Proof of Concept (PoC) for CVE-2023-36845, a vulnerability affecting Juniper Networks Junos OS on EX and SRX Series devices. It exploits the J-Web component, allowing remote modification of the PHPRC variable and potential code injection.

Affected Versions:

  • Junos OS versions susceptible to CVE-2023–36845:
    1. All versions prior to 20.4R3-S9
    2. 21.1R1 and later
    3. 21.2 versions prior to 21.2R3-S7
    4. 21.3 versions prior to 21.3R3-S5
    5. 21.4 versions prior to 21.4R3-S5
    6. 22.1 versions prior to 22.1R3-S4
    7. 22.2 versions prior to 22.2R3-S2
    8. 22.3 versions prior to 22.3R2-S2, 22.3R3-S1
    9. 22.4 versions prior to 22.4R2-S1, 22.4R3
    10. 23.2 versions prior to 23.2R1-S1, 23.2R2

Prerequisites

  1. Python 3.x
  2. Required Python library: requests==2.26.0

Installation

git clone https://github.com/0xNehru/CVE-2023-36845-Juniper-Vulnerability.git

cd CVE-2023-36845-Juniper-Vulnerability

Install required libraries:

pip install -r requirements.txt

Usage

python3 CVE-2023-36845-POC.py

Warning: Use responsibly with explicit permission. Unauthorized testing may have legal consequences.

Contributing: Pull requests welcome. For major changes, open an issue to discuss. Script designed to exploit multiple IPs concurrently.

Noted - This version includes instructions to save the target hosts' IP addresses in a hosts.txt file before running the script.