8.7
HIGH CVSS 4.0
CVE-2021-47710
COMMAX Smart Home Ruvie CCTV Bridge DVR Service RTSP Credentials Disclosure
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.

INFO

Published Date :

Dec. 9, 2025, 9:15 p.m.

Last Modified :

Dec. 9, 2025, 9:15 p.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2021-47710 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 4.0 HIGH 83251b91-4cc7-4094-a5c7-464a1b83ea10
CVSS 4.0 HIGH [email protected]
Solution
Secure RTSP credentials by disabling endpoint access and updating firmware.
  • Disable access to the /overview.asp endpoint.
  • Update the system firmware to the latest version.
  • Change default RTSP credentials immediately.
  • Restrict network access to the device.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2021-47710.

URL Resource
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
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2021-47710 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2021-47710 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-47710 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    Dec. 09, 2025

    Action Type Old Value New Value
    Added 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.
    Added CVSS V4.0 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
    Added CWE CWE-306
    Added Reference https://www.commax.com
    Added Reference https://www.exploit-db.com/exploits/50208
    Added Reference https://www.vulncheck.com/advisories/commax-smart-home-ruvie-cctv-bridge-dvr-service-rtsp-credentials-disclosure
    Added Reference https://www.zeroscience.mk/en/vulnerabilities/ZSL-2021-5665.php
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
Base CVSS Score: 8.7
Attack Vector
Attack Complexity
Attack Requirements
Privileges Required
User Interaction
VS Confidentiality
VS Integrity
VS Availability
SS Confidentiality
SS Integrity
SS Availability