{"schema":"threatline.record/2","record":{"id":"CVE-2021-38406","aliases":[],"summary":"Delta Electronics DOPSoft 2 Improper Input Validation Vulnerability","details":"Delta Electronics DOPSoft 2 lacks proper validation of user-supplied data when parsing specific project files (improper input validation) resulting in an out-of-bounds write that allows for code execution.","categories":["Industrial & IoT"],"product":"DOPSoft 2","vendor":"Delta Electronics","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2021-38406","source_modified_at":"2025-10-21T23:25:32.113Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"DOPSoft 2","vendor":"Delta Electronics","versions":[{"lessThanOrEqual":"2.00.07","status":"affected","version":"unspecified","versionType":"custom"}],"defaultStatus":null}],"fixed_versions":[],"cvss":7.8,"severity":"High","kev":{"listed":true,"date_added":"2022-08-25","due_date":"2022-09-15","required_action":"The impacted product is end-of-life and should be disconnected if still in use.","ransomware_campaign_use":"Unknown"},"epss":{"probability":0.76428,"percentile":0.99542,"score_date":"2026-10-23"},"published_at":"2021-09-17T18:54:29.386Z","modified_at":"2025-10-21T23:25:32.113Z","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-2021-38406","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2025-10-21T23:25:32.113Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2021-38406","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CISA KEV","CVE List","EPSS"],"references":[{"url":"https://www.cisa.gov/uscert/ics/advisories/icsa-21-252-02","source":"CISA KEV"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-38406","source":"CISA KEV"},{"source":"CVE List","url":"https://us-cert.cisa.gov/ics/advisories/icsa-21-252-02","tags":["x_refsource_MISC","x_transferred"]},{"source":"CVE List","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-38406","tags":["government-resource"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"active","automatable":"no","technical_impact":"total","assessed_at":"2025-02-04T14:44:03.809123Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"vendor and product","confidence":"heuristic","reviewed":false},"change_timestamp":"2025-10-21T23:25:32.113Z","content_hash":"4ba784095f220e976cc93ad9a9d7adc7289de65fb125131a35d8c03f9ed6f6c8"}}