{"schema":"threatline.record/2","record":{"id":"CVE-2021-36380","aliases":[],"summary":"Sunhillo SureLine OS Command Injection Vulnerablity","details":"Sunhillo SureLine contains an OS command injection vulnerability that allows an attacker to cause a denial-of-service or utilize the device for persistence on the network via shell metacharacters in ipAddr or dnsAddr in /cgi/networkDiag.cgi.","categories":["Unclassified"],"product":"SureLine","vendor":"Sunhillo","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2021-36380","source_modified_at":"2025-10-21T23:25:38.162Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"n/a","vendor":"n/a","versions":[{"status":"affected","version":"n/a"}],"defaultStatus":null}],"fixed_versions":[],"cvss":9.8,"severity":"Critical","kev":{"listed":true,"date_added":"2024-03-05","due_date":"2024-03-26","required_action":"Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.","ransomware_campaign_use":"Unknown"},"epss":{"probability":0.97832,"percentile":0.99909,"score_date":"2026-10-23"},"published_at":"2021-08-13T15:53:59.000Z","modified_at":"2025-10-21T23:25:38.162Z","provenance":[{"source":"CISA KEV","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23T17:00:09.9001Z"},{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2021-36380","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2025-10-21T23:25:38.162Z"},{"source":"Nuclei","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2021/CVE-2021-36380.yaml","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":null},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2021-36380","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CISA KEV","CVE List","Nuclei","EPSS"],"references":[{"url":"https://www.sunhillo.com/fb011/","source":"CISA KEV"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-36380","source":"CISA KEV"},{"source":"CVE List","url":"https://www.sunhillo.com/product/sureline/","tags":["x_refsource_MISC","x_transferred"]},{"source":"CVE List","url":"https://research.nccgroup.com/2021/07/26/technical-advisory-sunhillo-sureline-unauthenticated-os-command-injection-cve-2021-36380/","tags":["x_refsource_MISC","x_transferred"]},{"source":"CVE List","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-36380","tags":["government-resource"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CISA ADP","ssvc":{"exploitation":"active","automatable":"yes","technical_impact":"total","assessed_at":"2024-03-05T05:00:10.026215Z"},"exploits":[{"source":"Nuclei","kind":"Scanner template","name":"Sunhillo SureLine <8.7.0.1.1 - Unauthenticated OS Command Injection","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2021/CVE-2021-36380.yaml"}],"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2025-10-21T23:25:38.162Z","content_hash":"a7809ffa6a6112905dccce5ede2edd2c76bda6d8e0841261e68f4f7e80f2a963"}}