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Description

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.

PUBLISHED Reserved 2025-12-05 | Published 2025-12-09 | Updated 2025-12-10 | Assigner VulnCheck




CRITICAL: 9.3CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Problem types

CWE-1392: Use of Default Credentials

Product status

Default status
unaffected

CVD-AH04 DVR 4.4.1
affected

Credits

LiquidWorm as Gjoko Krstic of Zero Science Lab finder

References

www.exploit-db.com/exploits/50210 (ExploitDB-50210) exploit

www.commax.com (Official Product Homepage) product

www.zeroscience.mk/en/vulnerabilities/ZSL-2021-5667.php (Zero Science Lab Disclosure (ZSL-2021-5667)) third-party-advisory

www.vulncheck.com/...k-default-credentials-stream-disclosure (VulnCheck Advisory: COMMAX CVD-Axx DVR Weak Default Credentials Stream Disclosure) third-party-advisory

cve.org (CVE-2021-47707)

nvd.nist.gov (CVE-2021-47707)

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