{"cve":{"cve_id":"CVE-2023-1389","is_kev":true,"kev_date_added":"2023-05-01","kev_vendor_project":"TP-Link","kev_product":"Archer AX21","kev_vulnerability_name":"TP-Link Archer AX-21 Command Injection Vulnerability","kev_short_description":"TP-Link Archer AX-21 contains a command injection vulnerability that allows for remote code execution.","kev_required_action":"Apply updates per vendor instructions.","kev_due_date":"2023-05-22","kev_known_ransomware":false,"kev_notes":"https://www.tp-link.com/us/support/download/archer-ax21/v3/#Firmware;  https://nvd.nist.gov/vuln/detail/CVE-2023-1389","kev_cwes":["CWE-77"],"epss_score":0.99999,"epss_percentile":0.99991,"epss_as_of":"2026-06-23","description":"TP-Link Archer AX21 (AX1800) firmware versions before 1.1.4 Build 20230219 contained a command injection vulnerability in the country form of the /cgi-bin/luci;stok=/locale endpoint on the web management interface. Specifically, the country parameter of the write operation was not sanitized before being used in a call to popen(), allowing an unauthenticated attacker to inject commands, which would be run as root, with a simple POST request.","published_at":"2023-03-15T00:00:00Z","last_modified_at":null,"cvss_v3_score":8.8,"cvss_v3_vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cvss_v3_severity":"HIGH","cvss_v4_score":null,"cvss_v4_vector":null,"cvss_v4_severity":null,"ssvc_decision":null,"ssvc_exploitation":"active","ssvc_automatable":true,"ssvc_technical_impact":"total","cwes":["CWE-77"],"nvd_references":["https://www.tenable.com/security/research/tra-2023-11","http://packetstormsecurity.com/files/174131/TP-Link-Archer-AX21-Command-Injection.html"],"vuln_status":null,"trending_score":0.6099982000000866,"is_trending":true,"has_trended":true,"trended_number_one":false,"trending_peak_score":0.6099982000000866,"trending_peak_rank":29,"started_trending_at":"2026-06-29T02:30:27.366045Z","trended_number_one_at":null,"summary_generated":null,"summary_generated_at":null,"summary_model":null,"created_at":"2026-06-24T00:09:31.350578Z","updated_at":"2026-06-29T02:30:27.550645Z"},"effective_severity":"HIGH","badges":["kev","poc","trending","epss"],"impact_analysis":[],"cvss_v3_decoded":{"version":"3.1","metrics":[{"metric":"AV","name":"Attack Vector","value":"A","value_label":"Adjacent"},{"metric":"AC","name":"Attack Complexity","value":"L","value_label":"Low"},{"metric":"PR","name":"Privileges Required","value":"N","value_label":"None"},{"metric":"UI","name":"User Interaction","value":"N","value_label":"None"},{"metric":"S","name":"Scope","value":"U","value_label":"Unchanged"},{"metric":"C","name":"Confidentiality","value":"H","value_label":"High"},{"metric":"I","name":"Integrity","value":"H","value_label":"High"},{"metric":"A","name":"Availability","value":"H","value_label":"High"}]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[],"exploit_refs":[{"source":"nuclei","kind":"nuclei","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2023/CVE-2023-1389.yaml","title":"TP-Link Archer AX21 (AX1800) - Unauthenticated Command Injection","author":"ritikchaddha","disclosed_at":null}],"news":[],"references":[{"url":"https://www.tenable.com/security/research/tra-2023-11","source_type":"MISC","tags":[]},{"url":"http://packetstormsecurity.com/files/174131/TP-Link-Archer-AX21-Command-Injection.html","source_type":"EXPLOIT","tags":["exploit"]}],"timeline":[{"type":"published","at":"2023-03-15T00:00:00Z","label":"CVE published","source":null},{"type":"cisa_reported","at":"2023-05-01T00:00:00Z","label":"Added to CISA KEV catalog","source":"kev"},{"type":"poc_available","at":"2026-06-24T00:29:48.638073Z","label":"Public PoC available","source":"nuclei"},{"type":"cvss_changed","at":"2026-06-28T17:25:43.631349Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:25:43.631349Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:25:43.631349Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"ssvc_changed","at":"2026-06-29T01:24:34.343180Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-29T01:24:34.343180Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-29T01:24:34.343180Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"started_trending","at":"2026-06-29T02:30:27.366045Z","label":"Started trending","source":null}]}