CVE-2025-9494
Published: Sep 23, 2025
Modified: Sep 23, 2025
Description
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 vulnerability stems from the fact that that function at offset 0x21c24 does not properly sanitize supplied input before interpolating it into a format string which gets passed to `popen()`. Consequently, an authenticated attacker is able to inject arbitrary OS commands and thus gain code execution on affected devices.
| Vendor | Product | Versions |
|---|---|---|
Viessmann | Vitogate 300 | affected 1 - < 3.1.0.0 |
Weaknesses (CWE)
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