{"cve_id":"CVE-2021-20028","published":"2021-08-04T19:15:08.247000+00:00","last_modified":"2026-06-17T03:33:10.393000+00:00","vuln_status":"Analyzed","description":"Improper neutralization of a SQL Command leading to SQL Injection vulnerability impacting end-of-life Secure Remote Access (SRA) products, specifically the SRA appliances running all 8.x firmware and 9.0.0.9-26sv or earlier","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-89"],"in_kev":true,"kev_date_added":"2022-03-28","kev_ransomware":true,"epss_score":0.30084,"epss_percentile":0.98214,"cap_rule_version":"0.1.1","stage":"INITIAL_ACCESS","req_access":"NONE","req_vector":"NETWORK","req_user_interaction":false,"grant_access":"USER","caps":["CODE_EXEC","INFO_DISCLOSURE","TAMPER"],"terminal":false,"cap_confidence":"high","ingested_at":"2026-09-18T09:46:15.678744+00:00","first_seen":"2021-08-04T19:15:08.247000+00:00","kev_first_seen":"2022-03-28T00:00:00+00:00","novelty_score":0.0,"novelty_reasons":[],"novelty_at":null,"vendors":["sonicwall"],"products":["sma_210","sma_210_firmware","sma_410","sma_410_firmware","sma_500v","sma_500v_firmware","sra_1600","sra_1600_firmware","sra_4600","sra_4600_firmware","sra_va","sra_va_firmware"],"affected":[{"vendor":"sonicwall","product":"sma_210_firmware","ranges":["≥ 8.0.0.0 and < 9.0.0.10-28sv"]},{"vendor":"sonicwall","product":"sma_410_firmware","ranges":["≥ 8.0.0.0 and < 9.0.0.10-28sv"]},{"vendor":"sonicwall","product":"sma_500v_firmware","ranges":["≥ 8.0.0.0 and < 9.0.0.10-28sv"]},{"vendor":"sonicwall","product":"sra_1600_firmware","ranges":["≥ 8.0.0.0 and < 9.0.0.10-28sv"]},{"vendor":"sonicwall","product":"sra_4600_firmware","ranges":["≥ 8.0.0.0 and < 9.0.0.10-28sv"]},{"vendor":"sonicwall","product":"sra_va_firmware","ranges":["≥ 8.0.0.0 and < 9.0.0.10-28sv"]}]}