{"id":"CVE-2021-47707","aliases":["EUVD-2021-34732","GHSA-q6gq-vxg6-9m9p"],"status":"published","title":"COMMAX CVD-Axx DVR Weak Default Credentials Stream Disclosure","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.","severity":{"version":"4.0","score":9.3,"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","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00395,"percentile":0.34081,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-1392"],"published":"2025-12-09T20:39:01Z","modified":"2026-06-17T04:18:19Z","products":[{"vendor":"commax co., ltd.","product":"commax cvd-axx dvr"}],"references":[{"url":"https://www.exploit-db.com/exploits/50210","tags":["exploit"]},{"url":"https://www.commax.com","tags":["product"]},{"url":"https://www.zeroscience.mk/en/vulnerabilities/ZSL-2021-5667.php","tags":["third-party-advisory"]},{"url":"https://www.vulncheck.com/advisories/commax-cvd-axx-dvr-weak-default-credentials-stream-disclosure","tags":["third-party-advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-47707"},{"url":"https://github.com/advisories/GHSA-q6gq-vxg6-9m9p"}],"sources":{"cve":[{"id":"CVE-2021-47707","title":"COMMAX CVD-Axx DVR Weak Default Credentials Stream Disclosure","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.","status":"published","published":"2025-12-09T20:39:01.947Z","modified":"2026-04-07T14:05:35.45Z","cvss":[{"version":"4.0","score":9.3,"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","level":"critical","assessor":"cna"}],"cwes":["CWE-1392"],"updated_at":"2026-11-02T14:32:55.905855Z"}],"euvd":[{"id":"EUVD-2021-34732","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.","status":"published","published":"2025-12-09T20:39:01Z","modified":"2026-04-07T14:05:35Z","cvss":[{"version":"4.0","score":9.3,"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","level":"critical"}],"updated_at":"2026-11-02T19:25:13.718727Z"}],"ghsa":[{"id":"GHSA-q6gq-vxg6-9m9p","title":"COMMAX CVD-Axx DVR 5.1.4 contains weak default administrative credentials that allow remote...","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.","status":"published","published":"2025-12-09T21:31:48Z","modified":"2025-12-09T21:31:56Z","cvss":[{"version":"4.0","score":9.3,"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/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","level":"critical"}],"cwes":["CWE-1392"],"updated_at":"2026-11-02T15:05:07.56832Z"}],"nvd":[{"id":"CVE-2021-47707","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.","status":"published","published":"2025-12-09T21:15:49.667Z","modified":"2026-06-17T04:18:19.96Z","cvss":[{"version":"4.0","score":9.3,"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/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","level":"critical","assessor":"secondary"}],"cwes":["CWE-1392"],"updated_at":"2026-11-02T14:07:09.005706Z"}]}}