CVE-2023-5222CWE-259

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

Medium · published September 27, 2023

Patch now

High probability of exploitation

CVSS calls it medium at 6.3. It sits in the 99.6th percentile for exploit probability.

CVSS v3.1
6.3
EPSS
80%
Percentile
99.6
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
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 v4.0
Not supplied
EPSS
0.80402 · 99.6th percentile
Weakness
CWE-259 · Use of Hard-coded Password
Published
2023-09-27T13:31Z
EPSS history
Timeline
  • 27 SEP 13:31Z
    Viessmann Vitogate 300 Web Management Interface vitogate.cgi isValidUser hard-coded password
    cvelistv5