{"cve_id":"CVE-2022-23227","published":"2022-01-14T18:15:10.303000+00:00","last_modified":"2026-06-17T04:29:42.067000+00:00","vuln_status":"Analyzed","description":"NUUO NVRmini2 through 3.11 allows an unauthenticated attacker to upload an encrypted TAR archive, which can be abused to add arbitrary users because of the lack of handle_import_user.php authentication. When combined with another flaw (CVE-2011-5325), it is possible to overwrite arbitrary files under the web root and achieve code execution as root.","cvss_version":"3.1","cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","base_score":9.8,"base_severity":"CRITICAL","attack_vector":"NETWORK","privileges_req":"NONE","user_interaction":"NONE","scope":"UNCHANGED","impact_c":"HIGH","impact_i":"HIGH","impact_a":"HIGH","cwe_ids":["CWE-306"],"in_kev":true,"kev_date_added":"2024-12-18","kev_ransomware":false,"epss_score":0.48497,"epss_percentile":0.98869,"cap_rule_version":"0.1.1","stage":"INITIAL_ACCESS","req_access":"NONE","req_vector":"NETWORK","req_user_interaction":false,"grant_access":"USER","caps":["AUTH_BYPASS","CODE_EXEC"],"terminal":false,"cap_confidence":"high","ingested_at":"2026-09-18T09:56:29.213229+00:00","first_seen":"2022-01-14T18:15:10.303000+00:00","kev_first_seen":"2024-12-18T00:00:00+00:00","novelty_score":0.0,"novelty_reasons":[],"novelty_at":null,"vendors":["nuuo"],"products":["nvrmini2","nvrmini2_firmware"],"affected":[{"vendor":"nuuo","product":"nvrmini2_firmware","ranges":["≤ 3.11.0"]}]}