{"cve_id":"CVE-2021-20016","published":"2021-02-04T06:15:13.817000+00:00","last_modified":"2026-08-12T05:17:33.173000+00:00","vuln_status":"Analyzed","description":"A SQL-Injection vulnerability in the SonicWall SSLVPN SMA100 product allows a remote unauthenticated attacker to perform SQL query to access username password and other session related information. This vulnerability impacts SMA100 build version 10.x.","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":"2021-11-03","kev_ransomware":true,"epss_score":0.40038,"epss_percentile":0.98631,"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":"2026-09-18T09:30:19.443689+00:00","first_seen":"2021-02-04T06:15:13.817000+00:00","kev_first_seen":"2021-11-03T00:00:00+00:00","novelty_score":0.0,"novelty_reasons":[],"novelty_at":null,"vendors":["sonicwall"],"products":["sma_100","sma_100_firmware","sma_200","sma_200_firmware","sma_210","sma_210_firmware","sma_400","sma_400_firmware","sma_410","sma_410_firmware","sma_500v"],"affected":[{"vendor":"sonicwall","product":"sma_100_firmware","ranges":["≥ 10.0.0.0 and < 10.2.0.5-d-29sv"]},{"vendor":"sonicwall","product":"sma_200_firmware","ranges":["all versions"]},{"vendor":"sonicwall","product":"sma_210_firmware","ranges":["all versions"]},{"vendor":"sonicwall","product":"sma_400_firmware","ranges":["all versions"]},{"vendor":"sonicwall","product":"sma_410_firmware","ranges":["all versions"]},{"vendor":"sonicwall","product":"sma_500v","ranges":["all versions"]}]}