CVE-2021-47707CWE-1392

COMMAX CVD-Axx DVR Weak Default Credentials Stream Disclosure

Critical · published December 9, 2025

CVSS v4.0
9.3
EPSS
0%
Percentile
29.6
In the wild
Unconfirmed
What it is

COMMAX CVD-Axx DVR 5.1.4 contains weak default administrative credentials that allow remote password attacks and disclose RTSP stream. Attackers can exploit this by sending a POST request with the 'passkey' parameter set to '1234', allowing them to access the web control panel.

The record
Technical detail
CVSS v4.0
9.3 · CRITICAL
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
EPSS
0.00369 · 29.6th percentile
Weakness
CWE-1392 · Use of Default Credentials
Published
2025-12-09T20:39Z
EPSS history
Timeline
  • 09 DEC 20:39Z
    COMMAX CVD-Axx DVR Weak Default Credentials Stream Disclosure
    cvelistv5