CVSS 3.1 Score 9.8 of 10 (high)


Published Sep 27, 2023
Updated: Apr 11, 2024
CWE ID 259


A critical vulnerability, identified as CVE-2023-5222, has been discovered in Viessmann Vitogate 300 up to version This vulnerability affects the Web Management Interface component's isValidUser function in the file /cgi-bin/vitogate.cgi and allows for the use of a hard-coded password. The exploit has been publicly disclosed and poses a high risk to organizations using this product. The vendor was notified but did not respond. Remediation steps are not provided in the given information. The CVSS score for this vulnerability is 9.8 (out of 10), indicating its severity and potential impact on confidentiality, integrity, and availability of affected systems.

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