{"schema":"threatline.record/2","record":{"id":"CVE-2020-0688","aliases":[],"summary":"Microsoft Exchange Server Validation Key Remote Code Execution Vulnerability","details":"Microsoft Exchange Server Validation Key fails to properly create unique keys at install time, allowing for 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-2020-0688","source_modified_at":"2025-10-21T23:35:51.234Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"Microsoft Exchange Server 2013","vendor":"Microsoft","versions":[{"status":"affected","version":"Cumulative Update 23"}],"defaultStatus":null},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2020-0688","source_modified_at":"2025-10-21T23:35:51.234Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"Microsoft Exchange Server 2019 Cumulative Update 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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 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KEV"},{"source":"CVE List","url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0688","tags":["x_refsource_MISC","x_transferred"]},{"source":"CVE List","url":"https://www.zerodayinitiative.com/advisories/ZDI-20-258/","tags":["x_refsource_MISC","x_transferred"]},{"source":"CVE List","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-0688","tags":["government-resource"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CISA ADP","ssvc":{"exploitation":"active","automatable":"no","technical_impact":"total","assessed_at":"2025-02-04T18:44:23.710392Z"},"exploits":[{"source":"Metasploit","kind":"Exploit module","name":"Exchange Control Panel ViewState 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