CVE-2021-47710

COMMAX Smart Home Ruvie CCTV Bridge DVR Service RTSP Credentials Disclosure

CVSS 8.7 HIGHEPSS 0.3%CWE-306

Vexday Risk Score

21Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 8.7EPSS 0.3%KEV nãoPoC —Patch —

Lifecycle

09 Dec 2025Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

COMMAX Smart Home System is a smart IoT home solution that allows an unauthenticated attacker to disclose RTSP credentials in plain-text by exploiting the /overview.asp endpoint. Attackers can access sensitive information, including login credentials and DVR settings, by submitting a GET request to this endpoint.

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

Affected products

COMMAX Co., Ltd. · Smart Home Ruvie CCTV Bridge DVR Service

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References

https://www.commax.com https://www.exploit-db.com/exploits/50208 https://www.vulncheck.com/advisories/commax-smart-home-ruvie-cctv-bridge-dvr-service-rtsp-credentials-disclosure https://www.zeroscience.mk/en/vulnerabilities/ZSL-2021-5665.php