Viessmann vendor intelligence
Viessmann Known Exploited Vulnerabilities
Track evidence-backed exploitation affecting Viessmann products, including the gap beyond CISA KEV, confidence assessments, sensor observations, and practical response context.
- Total KEVs
- 2
- Known exploited vulnerabilities affecting Viessmann products
- In CISA KEV
- 0
- Records also listed in the official catalog
- Beyond CISA KEV
- 2
- Additional exploited vulnerabilities absent from CISA KEV
- Sensor Observed
- 0
- Viessmann KEVs with sensor-observed exploitation activity
Review Viessmann exploitation against the products you run
Both exploited Viessmann vulnerabilities tracked by Previdian are not in CISA KEV.
- 0%
- Covered by CISA
- 100%
- Beyond CISA
- 1
- Product families
Attested Viessmann vulnerabilities
2 known exploited vulnerabilities in this exploited-vulnerability portfolio. Search, then narrow it to official CISA coverage or the additional records Previdian tracks beyond the catalog.
How exploitation is verified| CVE / description | Product | Confidence | CISA KEV | Added |
|---|---|---|---|---|
|
CVE-2023-5222
Viessmann Vitogate 300 Web Management Interface vitogate.cgi isValidUser hard-coded password |
Vitogate 300 | High | Beyond CISA | 05 Oct 2025 |
|
CVE-2023-45852
In Vitogate 300 2.1.3.0, /cgi-bin/vitogate.cgi allows an unauthenticated attacker to bypass authentication and execute arbitrary commands via shell... |
Vitogate 300 | High | Beyond CISA | 29 Jul 2025 |
No Viessmann vulnerabilities match this search or filter.
Showing 2 of 2 on this page (2 Viessmann known exploited vulnerabilities).
Recurring weakness patterns
Use and neutralization account for two mapped occurrences across this Viessmann KEV portfolio.