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CVE-2023-5222 PoC — Viessmann Vitogate 300 Web Management Interface vitogate.cgi isValidUser hard-coded password

Source
https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2023/CVE-2023-5222.yaml
Associated Vulnerability
Title: Viessmann Vitogate 300 Web Management Interface vitogate.cgi isValidUser hard-coded password (CVE-2023-5222)
Description:A vulnerability classified as critical was found in Viessmann Vitogate 300 up to 2.1.3.0. This vulnerability affects the function isValidUser of the file /cgi-bin/vitogate.cgi of the component Web Management Interface. The manipulation leads to use of hard-coded password. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-240364. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
Description
A critical vulnerability in Viessmann Vitogate 300 up to 2.1.3.0 allows attackers to authenticate using hardcoded credentials in the Web Management Interface.
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