{"id":"CVE-2021-28151","aliases":["EUVD-2021-14849","GHSA-qr4g-xxx6-244x"],"status":"published","title":"Hongdian H8922 3.0.5 devices allow OS command injection via shell metacharacters into the ip...","description":"Hongdian H8922 3.0.5 devices allow OS command injection via shell metacharacters into the ip-address (aka Destination) field to the tools.cgi ping command, which is accessible with the username guest and password guest.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.27912,"percentile":0.98111,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-78"],"published":"2021-05-06T15:11:50Z","modified":"2026-06-17T03:45:53Z","exploits":[{"source":"nuclei","id":"CVE-2021-28151","title":"Hongdian H8922 3.0.5 - Remote Command Injection","type":"detection template","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2021/CVE-2021-28151.yaml"}],"products":[{"vendor":"hongdian","product":"h8922_firmware"}],"references":[{"url":"http://en.hongdian.com/Products/Details/H8922","tags":["x_refsource_MISC","x_transferred","Product","Vendor Advisory"]},{"url":"https://ssd-disclosure.com/ssd-advisory-hongdian-h8922-multiple-vulnerabilities/","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-28151"},{"url":"https://github.com/advisories/GHSA-qr4g-xxx6-244x"}],"sources":{"cve":[{"id":"CVE-2021-28151","description":"Hongdian H8922 3.0.5 devices allow OS command injection via shell metacharacters into the ip-address (aka Destination) field to the tools.cgi ping command, which is accessible with the username guest and password guest.","status":"published","published":"2021-05-06T15:11:50Z","modified":"2024-08-03T21:40:12.163Z","updated_at":"2026-11-02T14:33:09.175141Z"}],"euvd":[{"id":"EUVD-2021-14849","description":"Hongdian H8922 3.0.5 devices allow OS command injection via shell metacharacters into the ip-address (aka Destination) field to the tools.cgi ping command, which is accessible with the username guest and password guest.","status":"published","published":"2021-05-06T15:11:50Z","modified":"2024-08-03T21:40:12Z","updated_at":"2026-11-03T03:24:47.350261Z"}],"ghsa":[{"id":"GHSA-qr4g-xxx6-244x","title":"Hongdian H8922 3.0.5 devices allow OS command injection via shell metacharacters into the ip...","description":"Hongdian H8922 3.0.5 devices allow OS command injection via shell metacharacters into the ip-address (aka Destination) field to the tools.cgi ping command, which is accessible with the username guest and password guest.","status":"published","published":"2022-05-24T19:01:29Z","modified":"2023-01-29T05:07:31Z","cwes":["CWE-78"],"updated_at":"2026-11-02T14:46:10.663769Z"}],"nvd":[{"id":"CVE-2021-28151","description":"Hongdian H8922 3.0.5 devices allow OS command injection via shell metacharacters into the ip-address (aka Destination) field to the tools.cgi ping command, which is accessible with the username guest and password guest.","status":"published","published":"2021-05-06T16:15:07.39Z","modified":"2026-06-17T03:45:53.23Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":9,"vector":"AV:N/AC:L/Au:S/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:06:52.81233Z"}]}}