{"schema":"threatline.record/2","record":{"id":"CVE-2018-8611","aliases":[],"summary":"Microsoft Windows Kernel Privilege Escalation Vulnerability","details":"A privilege escalation vulnerability exists when the Windows kernel fails to properly handle objects in memory.","categories":["Operating systems"],"product":"Windows","vendor":"Microsoft","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2018-8611","source_modified_at":"2025-10-21T23:45:46.145Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"Windows 7","vendor":"Microsoft","versions":[{"status":"affected","version":"32-bit Systems Service Pack 1"},{"status":"affected","version":"x64-based Systems Service Pack 1"}],"defaultStatus":null},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2018-8611","source_modified_at":"2025-10-21T23:45:46.145Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"Windows Server 2012 R2","vendor":"Microsoft","versions":[{"status":"affected","version":"(Server Core installation)"}],"defaultStatus":null},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2018-8611","source_modified_at":"2025-10-21T23:45:46.145Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"Windows RT 8.1","vendor":"Microsoft","versions":[{"status":"affected","version":"Windows RT 8.1"}],"defaultStatus":null},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2018-8611","source_modified_at":"2025-10-21T23:45:46.145Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"Windows Server 2008","vendor":"Microsoft","versions":[{"status":"affected","version":"32-bit Systems Service Pack 2"},{"status":"affected","version":"32-bit Systems Service Pack 2 (Server Core installation)"},{"status":"affected","version":"Itanium-Based Systems Service Pack 2"},{"status":"affected","version":"x64-based Systems Service Pack 2"},{"status":"affected","version":"x64-based Systems Service Pack 2 (Server Core installation)"}],"defaultStatus":null},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2018-8611","source_modified_at":"2025-10-21T23:45:46.145Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"Windows Server 2019","vendor":"Microsoft","versions":[{"status":"affected","version":"(Server Core installation)"}],"defaultStatus":null},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2018-8611","source_modified_at":"2025-10-21T23:45:46.145Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"Windows Server 2012","vendor":"Microsoft","versions":[{"status":"affected","version":"(Server Core installation)"}],"defaultStatus":null},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2018-8611","source_modified_at":"2025-10-21T23:45:46.145Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"Windows 8.1","vendor":"Microsoft","versions":[{"status":"affected","version":"32-bit systems"},{"status":"affected","version":"x64-based systems"}],"defaultStatus":null},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2018-8611","source_modified_at":"2025-10-21T23:45:46.145Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"Windows Server 2016","vendor":"Microsoft","versions":[{"status":"affected","version":"(Server Core installation)"}],"defaultStatus":null},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2018-8611","source_modified_at":"2025-10-21T23:45:46.145Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"Windows Server 2008 R2","vendor":"Microsoft","versions":[{"status":"affected","version":"Itanium-Based Systems Service Pack 1"},{"status":"affected","version":"x64-based Systems Service Pack 1"},{"status":"affected","version":"x64-based Systems Service Pack 1 (Server Core installation)"}],"defaultStatus":null},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2018-8611","source_modified_at":"2025-10-21T23:45:46.145Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"Windows 10","vendor":"Microsoft","versions":[{"status":"affected","version":"32-bit Systems"},{"status":"affected","version":"Version 1607 for 32-bit Systems"},{"status":"affected","version":"Version 1607 for x64-based Systems"},{"status":"affected","version":"Version 1703 for 32-bit Systems"},{"status":"affected","version":"Version 1703 for x64-based Systems"},{"status":"affected","version":"Version 1709 for 32-bit Systems"},{"status":"affected","version":"Version 1709 for ARM64-based Systems"},{"status":"affected","version":"Version 1709 for x64-based Systems"},{"status":"affected","version":"Version 1803 for 32-bit Systems"},{"status":"affected","version":"Version 1803 for ARM64-based Systems"},{"status":"affected","version":"Version 1803 for x64-based Systems"},{"status":"affected","version":"Version 1809 for 32-bit Systems"},{"status":"affected","version":"Version 1809 for ARM64-based Systems"},{"status":"affected","version":"Version 1809 for x64-based Systems"},{"status":"affected","version":"x64-based Systems"}],"defaultStatus":null},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2018-8611","source_modified_at":"2025-10-21T23:45:46.145Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"Windows 10 Servers","vendor":"Microsoft","versions":[{"status":"affected","version":"version 1709  (Server Core Installation)"},{"status":"affected","version":"version 1803  (Server Core Installation)"}],"defaultStatus":null}],"fixed_versions":[],"cvss":7.8,"severity":"High","kev":{"listed":true,"date_added":"2022-05-24","due_date":"2022-06-14","required_action":"Apply updates per vendor instructions.","ransomware_campaign_use":"Unknown"},"epss":{"probability":0.04196,"percentile":0.90912,"score_date":"2026-10-23"},"published_at":"2018-12-12T00:00:00.000Z","modified_at":"2025-10-21T23:45:46.145Z","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-2018-8611","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2025-10-21T23:45:46.145Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2018-8611","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-2018-8611","source":"CISA KEV"},{"source":"CVE List","url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8611","tags":["x_refsource_CONFIRM","x_transferred"]},{"source":"CVE List","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-8611","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":"2025-02-07T16:23:42.535064Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2025-10-21T23:45:46.145Z","content_hash":"dfbf8495096257ff48d34dc6149e7854537ece9a564e1133c3db37ca82520c17"}}
