{"schema":"threatline.record/2","record":{"id":"CVE-2020-17144","aliases":[],"summary":"Microsoft Exchange Server Remote Code Execution Vulnerability","details":"Microsoft Exchange Server improperly validates cmdlet arguments which allow an attacker to perform remote code execution.","categories":["Applications & CMS"],"product":"Exchange Server","vendor":"Microsoft","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2020-17144","source_modified_at":"2026-06-09T18:07:57.165Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"Microsoft Exchange Server 2010 Service Pack 3 Update Rollup 31","vendor":"Microsoft","versions":[{"version":"0","lessThan":"publication","versionType":"custom","status":"affected"}],"defaultStatus":null}],"fixed_versions":[],"cvss":8.4,"severity":"High","kev":{"listed":true,"date_added":"2021-11-03","due_date":"2022-05-03","required_action":"Apply updates per vendor instructions.","ransomware_campaign_use":"Unknown"},"epss":{"probability":0.36514,"percentile":0.98495,"score_date":"2026-10-23"},"published_at":"2020-12-09T23:36:55.000Z","modified_at":"2026-06-09T18:07:57.165Z","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-2020-17144","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-06-09T18:07:57.165Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2020-17144","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CISA KEV","CVE List","EPSS"],"references":[{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-17144","source":"CISA KEV"},{"source":"CVE List","url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2020-17144","tags":["vendor-advisory","patch"]},{"source":"CVE List","url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-17144","tags":["x_refsource_MISC","x_transferred"]},{"source":"CVE List","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-17144","tags":["government-resource"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"active","automatable":"yes","technical_impact":"total","assessed_at":"2024-01-05T21:03:22.222783Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2026-06-09T18:07:57.165Z","content_hash":"ebb385834dadd5cb936f24efe5e9f0585e26064c17f9dff27e5d5be05b31d2f2"}}