{"id":"CVE-2021-44882","aliases":["EUVD-2021-31683","GHSA-9m42-rhq2-5mgh"],"status":"published","title":"D-Link device DIR_878_FW1.30B08_Hotfix_02 was discovered to contain a command injection...","description":"D-Link device DIR_878_FW1.30B08_Hotfix_02 was discovered to contain a command injection vulnerability in the twsystem function. This vulnerability allows attackers to execute arbitrary commands via a crafted HNAP1 POST request.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.04511,"percentile":0.91595,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-77","CWE-78"],"published":"2022-02-04T01:34:00Z","modified":"2026-06-17T04:12:55Z","products":[{"vendor":"dlink","product":"dir-878_firmware"}],"references":[{"url":"https://www.dlink.com/en/security-bulletin/","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://github.com/pjqwudi/my_vuln/blob/main/D-link/vuln_1/1.md","tags":["x_refsource_MISC","x_transferred","Broken Link"]},{"url":"https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10286","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-44882"},{"url":"https://github.com/advisories/GHSA-9m42-rhq2-5mgh"}],"sources":{"cve":[{"id":"CVE-2021-44882","description":"D-Link device DIR_878_FW1.30B08_Hotfix_02 was discovered to contain a command injection vulnerability in the twsystem function. This vulnerability allows attackers to execute arbitrary commands via a crafted HNAP1 POST request.","status":"published","published":"2022-02-04T01:34:00Z","modified":"2024-08-04T04:32:12.914Z","updated_at":"2026-11-02T14:33:01.166399Z"}],"euvd":[{"id":"EUVD-2021-31683","description":"D-Link device DIR_878_FW1.30B08_Hotfix_02 was discovered to contain a command injection vulnerability in the twsystem function. This vulnerability allows attackers to execute arbitrary commands via a crafted HNAP1 POST request.","status":"published","published":"2022-02-04T01:34:00Z","modified":"2024-08-04T04:32:12Z","updated_at":"2026-11-03T03:08:28.560815Z"}],"ghsa":[{"id":"GHSA-9m42-rhq2-5mgh","title":"D-Link device DIR_878_FW1.30B08_Hotfix_02 was discovered to contain a command injection...","description":"D-Link device DIR_878_FW1.30B08_Hotfix_02 was discovered to contain a command injection vulnerability in the twsystem function. This vulnerability allows attackers to execute arbitrary commands via a crafted HNAP1 POST request.","status":"published","published":"2022-02-08T00:00:37Z","modified":"2023-02-03T05:05:21Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:53:43.432623Z"}],"nvd":[{"id":"CVE-2021-44882","description":"D-Link device DIR_878_FW1.30B08_Hotfix_02 was discovered to contain a command injection vulnerability in the twsystem function. This vulnerability allows attackers to execute arbitrary commands via a crafted HNAP1 POST request.","status":"published","published":"2022-02-04T02:15:08.01Z","modified":"2026-06-17T04:12:55.97Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":10,"vector":"AV:N/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-77"],"updated_at":"2026-11-02T14:07:04.178977Z"}]}}