PT-2025-50237 · Commax · Commax Cvd-Axx Dvr

Published 2025-12-09 · Updated 2025-12-10 · CVE-2021-47707

Positive Technologies (AI Summary)

CVSS v4.0

9.3

Critical

Base vector

AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/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

Name of the Vulnerable Software and Affected Versions COMMAX CVD-Axx DVR version 5.1.4

Description The COMMAX CVD-Axx DVR contains weak default administrative credentials, enabling remote password attacks and disclosure of RTSP streams. An attacker can exploit this by sending a POST request to an unspecified API endpoint with the passkey parameter set to '1234', gaining access to the web control panel.

Recommendations Change the default administrative password for COMMAX CVD-Axx DVR version 5.1.4.

Exploit

Fix

Weakness Enumeration

CWE-1392

Related Identifiers

CVE-2021-47707

Affected Products

Commax Cvd-Axx Dvr

References · 7

• 🔥 https://exploit-db.com/exploits/50210 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2021-47707 · Security Note
• https://vulncheck.com/advisories/commax-cvd-axx-dvr-weak-default-credentials-stream-disclosure · Note
• https://commax.com · Note
• https://twitter.com/CVEnew/status/1998732805891842110 · Twitter Post
• https://t.me/CVEtracker/39279 · Telegram Post
• https://zeroscience.mk/en/vulnerabilities/ZSL-2021-5667.php · Note