CVE-2023-4966 PoC — Citrix Systems NetScaler ADC和NetScaler Gateway 安全漏洞

Description

Proof Of Concept for te NetScaler Vuln

介绍

# CVE-2023-4966-POC
Proof Of Concept for NetScaler CVE-2023-4966 Vulnerability

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# Description
This Python script exploits CVE-2023-4966, a critical vulnerability in Citrix ADC instances that allows unauthenticated attackers to leak session tokens. The vulnerability is assigned a CVSS score of 9.4 and is remotely exploitable without user interaction. Citrix NetScaler appliances configured as Gateways (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) or AAA virtual servers are vulnerable to this attack.

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# Usage
`$ OPENSSL_CONF=./openssl.cnf python3.10 exploit.py -h`

## Options
- `-u URL, --url URL` Specify the Citrix ADC / Gateway target (e.g., https://192.168.1.200).
- `-f FILE, --file FILE` Provide a file containing a list of target URLs (one URL per line).
- `-o OUTPUT, --output OUTPUT` Specify the file to save the output results.
- `-v, --verbose` Enable verbose mode.
- `--only-valid` Only show results with valid session tokens.

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# How to use
For a single target:
- `$ OPENSSL_CONF=./openssl.cnf python3.10 exploit.py -u https://target.example.com`

For multiple targets listed in a file:
- `$ OPENSSL_CONF=./openssl.cnf python3.10 exploit.py -f targets.txt --only-valid`

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# Disclaimer
This script is provided for educational and research purposes only. Use it responsibly and only on systems you have permission to test. 

# Reference
Senpaisamp, Italy

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