The Vitogate 300 web interface fails to enforce proper server-side authentication and relies on frontend-based authentication controls. This allows an attacker to simply modify HTML elements in the browser’s developer tools to bypass login restrictions. By removing specific UI el...
Vendor
Viessmann vulnerabilities
5 published CVES affecting Viessmann, from public sources (CVE.org, NVD, CISA KEV, FIRST EPSS, OSV).
- Total
- 5
- Critical
- 2
- High
- 2
- Medium
- 1
- Low
- 0
- Unscored
- 0
- CISA KEV
- 0
Products
Latest Viessmann CVEs
Newest publication first
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HighCVSS 8.7 EPSS 0.24%
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HighCVSS 8.5 EPSS 0.68%
An OS command injection vulnerability has been discovered in the Vitogate 300, which can be exploited by malicious users to compromise affected installations. Specifically, the /cgi-bin/vitogate.cgi endpoint is affected, when the form JSON parameter is set to form-0-2. The vulner...
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MediumCVSS 6.5 EPSS 18.7%
A vulnerability was found in Viessmann Vitogate 300 up to 2.1.3.0 and classified as problematic. Affected by this issue is some unknown functionality of the file /cgi-bin/. The manipulation leads to direct request. The exploit has been disclosed to the public and may be used. The...
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CriticalCVSS 9.8 EPSS 15.2%
In Vitogate 300 2.1.3.0, /cgi-bin/vitogate.cgi allows an unauthenticated attacker to bypass authentication and execute arbitrary commands via shell metacharacters in the ipaddr params JSON data for the put method.
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CriticalCVSS 9.8 EPSS 80.4%
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 exp...
Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.