RCE in Viessmann Vitogate 300
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 metacharacters in the ipaddr params JSON data for the put method.
Vulnerability class: Command Injection (OS Command Injection)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.140 (96.4th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 96th percentile — 96.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.140 · newest: 0.140 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- connectivity.viessmann.com/gb/mp-fp/vitogate/vitogate-300-bn-mb.html (Product)
- github.com/Push3AX/vul/blob/main/viessmann/Vitogate300_RCE.md (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2023-45852?
- CVE-2023-45852 is a critical-severity vulnerability in Viessmann Vitogate 300, classified under Command Injection. CVSS score: 9.8/10. Published 2023-10-14.
- How severe is CVE-2023-45852?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2023-45852 known to be exploited?
- 9 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.