Exploit for Improper Authentication in Ivanti Connect Secure CVE-2024-21887 CVE-2023-46805

## https://sploitus.com/exploit?id=3D625F9E-9438-5000-B543-0516EAAACC0A
# CVE-2023-46805 Scanner

CVE-2023-46805 Scanner for *possible* vulnerable Ivanti Connect Secure appliances by country using Shodan. 

Script version: 1.3

Updated with the recent blog post made by [Assetnote](https://www.assetnote.io/resources/research/high-signal-detection-and-exploitation-of-ivantis-pulse-connect-secure-auth-bypass-rce)

⚠️ This script is for defensive purposes and should be used by cybersecurity professionals to identify possible vulnerable ICS appliances and make contact as soon as possible with the affected organizations.

If one of the IPs appeared as a *Vulnerable ICS Appliance* please apply the mitigations developed by [Ivanti](https://forums.ivanti.com/s/article/KB-CVE-2023-46805-Authentication-Bypass-CVE-2024-21887-Command-Injection-for-Ivanti-Connect-Secure-and-Ivanti-Policy-Secure-Gateways?language=en_US) also, it's important to check the integrity of your files with the tool [Integrity Checker Tool](https://forums.ivanti.com/s/article/KB44755?language=en_US)


# Help

To use the script, you should have installed the Shodan Python library:

```
pip install shodan
```

```
usage: CVE-2023-46805 Scanner [-h] -c COUNTRY

Quick scanner for possible vulnerable Ivanti Connect Secure appliances by country using Shodan.

options:
  -h, --help            show this help message and exit
  -c COUNTRY, --country COUNTRY
                        Country code (like CL, US, CA, BR)

Please make sure that you are using a valid Shodan API Key
```
(It's possible to add more than one country to the scan followed by a `,` without spaces)

Example: `python ivanti.py -c US,BR,ES`


# Shodan

Shodan Query: `http.favicon.hash:-1439222863 country:country_code`

# Vulnerability Intelligence

Please refer to the following CVEs for more information:

### [CVE-2023-46805](https://nvd.nist.gov/vuln/detail/CVE-2023-46805)
- CVSS: **8.2**
- Impact: **Authentication Bypass**
- Description: *Allows a remote attacker to access restricted resources by bypassing control checks.*

### [CVE-2024-21887](https://nvd.nist.gov/vuln/detail/CVE-2024-21887)
- CVSS: **9.1**
- Impact: **Command Injection**
- Description: *Allows an authenticated administrator to send specially crafted requests and execute arbitrary commands on the appliance.*

Based on the blog post by watchTowr Labs!:

[Welcome To 2024, The SSLVPN Chaos Continues - Ivanti CVE-2023-46805 & CVE-2024-21887](https://labs.watchtowr.com/welcome-to-2024-the-sslvpn-chaos-continues-ivanti-cve-2023-46805-cve-2024-21887/)

At the moment, the vulnerabilites are being exploited massively:

[Volexity - Ivanti Connect Secure VPN Exploitation Goes Global](https://www.volexity.com/blog/2024/01/15/ivanti-connect-secure-vpn-exploitation-goes-global/)

By: yoryio