{"schemaVersion":3,"id":"CVE-2018-8853","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Philips Brilliance CT devices operate user functions from within a contained kiosk in a Microsoft Windows operating system. Windows boots by default with elevated Windows privileges, enabling a kiosk application, user, or an attacker to potentially attain unauthorized elevated privileges in Brilliance 64 version 2.6.2 and prior, Brilliance iCT versions 4.1.6 and prior, Brillance iCT SP versions 3.2.4 and prior, and Brilliance CT Big Bore 2.3.5 and prior. Also, attackers may gain access to unauthorized resources from the underlying Windows operating system.","dates":{"published":"2018-05-04T17:00:00.000Z","modified":"2024-09-16T17:58:36.306Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":8.8,"severity":"high","version":"3.0","versionLabel":"v3.0","source":"NVD","vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.0","versionLabel":"v3.0","source":"NVD","score":8.8,"severity":"high","vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","exploitability":null,"impact":null,"computed":false},{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":7.2,"severity":"high","vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.00359,"percentile":0.28186,"severity":"low","asOf":"2026-10-20T00:00:00.000Z","change":{"pp":-0.007000000000000018,"baselineDate":"2026-09-20T00:00:00.000Z","baselineScore":0.00366},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00396,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00359,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00359,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00359,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00359,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00359,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00359,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00359,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.00359,"percentile":0.28186}],"last30":[{"date":"2026-09-20T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00396,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00366,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00359,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00359,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00359,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00359,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00359,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00359,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00359,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.00359,"percentile":0.28186}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[{"id":"CWE-250","name":"Execution with Unnecessary Privileges","description":"The product performs an operation at a privilege level that is higher than the minimum level required, which creates new weaknesses or amplifies the consequences of other weaknesses.","type":"weakness","status":"Draft","abstraction":"Base","likelihoodOfExploit":"Medium","url":"https://cwe.mitre.org/data/definitions/250.html"},{"id":"CWE-269","name":"Improper Privilege Management","description":"The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.","type":"weakness","status":"Draft","abstraction":"Class","likelihoodOfExploit":"Medium","url":"https://cwe.mitre.org/data/definitions/269.html"}],"affected":[{"vendor":"philips","product":"_brilliance_ct_big_bore_firmware","name":"brilliance ct big bore firmware","label":"_brilliance_ct_big_bore_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"≤ 2.3.5","noFixRecorded":false,"fixedIn":null}],"versionsText":"≤ 2.3.5","eol":null,"hubHref":"/vendor/philips/_brilliance_ct_big_bore"},{"vendor":"philips","product":"brilliance ct scanners","name":"Brilliance CT Scanners","label":"brilliance ct scanners","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"Brilliance 64 version 2.6.2 and prior, Brilliance iCT versions 4.1.6 and prior, Brillance iCT SP versions 3.2.4 and prior, and Brilliance CT Big Bore 2.3.5 and prior.","noFixRecorded":false,"fixedIn":null}],"versionsText":"Brilliance 64 version 2.6.2 and prior, Brilliance iCT versions 4.1.6 and prior, Brillance iCT SP versions 3.2.4 and prior, and Brilliance CT Big Bore 2.3.5 and prior.","eol":null,"hubHref":"/vendor/philips/brilliance_ct_scanners"},{"vendor":"philips","product":"brilliance_firmware_64","name":"brilliance firmware 64","label":"brilliance_firmware_64","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"≤ 2.6.2","noFixRecorded":false,"fixedIn":null}],"versionsText":"≤ 2.6.2","eol":null,"hubHref":"/vendor/philips/brilliance_firmware_64"},{"vendor":"philips","product":"brilliance_ict_firmware","name":"brilliance ict firmware","label":"brilliance_ict_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"≤ 4.1.6","noFixRecorded":false,"fixedIn":null}],"versionsText":"≤ 4.1.6","eol":null,"hubHref":"/vendor/philips/brilliance_ict"},{"vendor":"philips","product":"brilliance_ict_sp_firmware","name":"brilliance ict sp firmware","label":"brilliance_ict_sp_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"≤ 3.2.4","noFixRecorded":false,"fixedIn":null}],"versionsText":"≤ 3.2.4","eol":null,"hubHref":"/vendor/philips/brilliance_ict_sp"}],"affectedCount":5,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://www.usa.philips.com/healthcare/about/customer-support/product-security","label":"www.usa.philips.com/healthcare/about/customer-support/product-security","hostname":"www.usa.philips.com","tags":["X Refsource CONFIRM","Vendor Advisory"]},{"url":"http://www.securityfocus.com/bid/104088","label":"www.securityfocus.com/bid/104088","hostname":"www.securityfocus.com","tags":["VDB Entry","X Refsource BID","Third Party Advisory"]},{"url":"https://ics-cert.us-cert.gov/advisories/ICSMA-18-123-01","label":"ics-cert.us-cert.gov/advisories/ICSMA-18-123-01","hostname":"ics-cert.us-cert.gov","tags":["X Refsource MISC","Third Party Advisory","US Government Resource"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2018-05-04T17:00:00.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-09-16T17:58:36.306Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":35,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-21T03:12:24.833Z","stale":false,"partial":false}}