CVE-2021-47710

HIGH EPSS 23.9%
Published Dec 9, 20256mo ago · Modified Jun 17, 20262w ago
8.7 CVSS 4.0
High
Find Similar
Published Dec 9, 2025 6mo ago
Last Modified Jun 17, 2026 2w ago

Description

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 Details

Base Score
8.7
Exploitability
—
Impact
—
Vector string
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
23.9% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-306 Missing Authentication for Critical Function Authentication

References 4

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

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.