CVE-2023-45852
9.8
CRITICAL · CVSS 3.1 · EPSS 14% (pctl 96)
Patch early
EPSS 14% — above the 10% action threshold.
Description
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.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 14% — more likely to be exploited than 96% of all CVEs |
| Weakness | CWE-77 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2023-10-14 |
| Last modified | 2026-06-17 |
Affected (2)
| Vendor | Product |
|---|---|
| viessmann | vitogate 300 |
| viessmann | vitogate 300 firmware |
References
→ the Explorer · watch your stack · NVD