CVE-2025-9494 - Viessmann Vitogate 300 OS Command Injection
CVE ID : CVE-2025-9494
Published : Sept. 23, 2025, 2:15 a.m. | 54 minutes ago
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.
Severity: 8.5 | HIGH
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Published : Sept. 23, 2025, 2:15 a.m. | 54 minutes ago
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.
Severity: 8.5 | HIGH
Visit the link for more details, such as CVSS details, affected products, timeline, and more...