CVE-2023-5222

Viessmann Vitogate 300 Web Management Interface vitogate.cgi isValidUser hard-coded password

Basic Information

CVE State
PUBLISHED
Reserved Date
September 27, 2023
Published Date
September 27, 2023
Last Updated
August 02, 2024
Vendor
Viessmann
Product
Vitogate 300
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. In Viessmann Vitogate 300 bis 2.1.3.0 wurde eine Schwachstelle entdeckt. Sie wurde als kritisch eingestuft. Hierbei betrifft es die Funktion isValidUser der Datei /cgi-bin/vitogate.cgi der Komponente Web Management Interface. Durch die Manipulation mit unbekannten Daten kann eine use of hard-coded password-Schwachstelle ausgenutzt werden. Der Exploit steht zur öffentlichen Verfügung.
Tags
nuclei_scanner

CVSS Scores

CVSS v3.1

6.3 - MEDIUM

Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

CVSS v3.0

6.3 - MEDIUM

Vector: CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

CVSS v2.0

5.8

Vector: AV:A/AC:L/Au:N/C:P/I:P/A:P

SSVC Information

Exploitation
poc
Technical Impact
partial

Exploit Status

Exploited in the Wild
Yes (2025-10-05 00:00:00 UTC) Source

Known Exploited Vulnerability Information

Source Added Date
The Shadowserver (via CIRCL) 2025-10-05 00:00:00 UTC

Scanner Integrations

Timeline

  • CVE ID Reserved

  • CVE Published to Public

  • Detected by Nuclei

  • Added to KEVIntel