{"schemaVersion":3,"id":"CVE-2017-8625","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Internet Explorer in Windows 10 Gold, 1511, 1607, 1703, and Windows Server 2016 allows an attacker to bypass Device Guard User Mode Code Integrity (UMCI) policies due to Internet Explorer failing to validate UMCI policies, aka \"Internet Explorer Security Feature Bypass Vulnerability\".","dates":{"published":"2017-08-08T21:00:00.000Z","modified":"2024-09-16T16:58:29.913Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":8.8,"severity":"high","version":"3.0","versionLabel":"v3.0","source":"NVD","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/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:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","exploitability":null,"impact":null,"computed":false},{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":6.8,"severity":"medium","vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.15257,"percentile":0.96759,"severity":"medium","asOf":"2026-10-21T00:00:00.000Z","change":{"pp":1.767000000000002,"baselineDate":"2026-09-21T00:00:00.000Z","baselineScore":0.1349},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.1349,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-10-21T00:00:00.000Z","score":0.15257,"percentile":0.96759}],"last30":[{"date":"2026-09-21T00:00:00.000Z","score":0.1349,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.15257,"percentile":null},{"date":"2026-10-21T00:00:00.000Z","score":0.15257,"percentile":0.96759}]},"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":[{"id":"REF_75A8B381A13D8CBD","name":"Exploit Reference (posts.specterops.io)","source":"reference","url":"https://posts.specterops.io/umci-vs-internet-explorer-exploring-cve-2017-8625-3946536c6442","maturity":"unknown","reliabilityScore":0.2,"verified":false,"type":null,"platforms":[],"requiresAuth":null,"exploitdb":null,"metasploit":null}],"exploitCount":1,"weaknesses":[{"id":"CWE-276","name":"Incorrect Default Permissions","description":"During installation, installed file permissions are set to allow anyone to modify those files.","type":"weakness","status":"Draft","abstraction":"Base","likelihoodOfExploit":"Medium","url":"https://cwe.mitre.org/data/definitions/276.html"}],"affected":[{"vendor":"microsoft corporation","product":"internet explorer","name":"Internet Explorer","label":"internet explorer","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"Windows 10 Gold, 1511, 1607, 1703, and Windows Server 2016.","noFixRecorded":false,"fixedIn":null}],"versionsText":"Windows 10 Gold, 1511, 1607, 1703, and Windows Server 2016.","eol":{"isEol":null,"eolDate":null,"matchMethod":"name_exact","cycle":null,"product":{"name":"internet-explorer","label":"Internet Explorer","category":"app"}},"hubHref":"/vendor/microsoft_corporation/internet_explorer"},{"vendor":"microsoft","product":"internet_explorer","name":"Internet Explorer","label":"internet_explorer","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"11","noFixRecorded":false,"fixedIn":null}],"versionsText":"11","eol":{"isEol":true,"eolDate":"2022-06-14T00:00:00.000Z","matchMethod":"name_exact","cycle":{"name":"11","label":"11","eolFrom":"2022-06-14T00:00:00.000Z","isLts":false,"isMaintained":false,"latestVersion":null},"product":{"name":"internet-explorer","label":"Internet Explorer","category":"app"}},"hubHref":"/vendor/microsoft/internet_explorer"}],"affectedCount":2,"eol":{"hasEol":true,"count":1},"references":[{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8625","label":"portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8625","hostname":"portal.msrc.microsoft.com","tags":["Patch","Vendor Advisory"]},{"url":"https://posts.specterops.io/umci-vs-internet-explorer-exploring-cve-2017-8625-3946536c6442","label":"posts.specterops.io/umci-vs-internet-explorer-exploring-cve-2017-8625-3946536c6442","hostname":"posts.specterops.io","tags":["Exploit","Third Party Advisory"]},{"url":"http://www.securityfocus.com/bid/100063","label":"www.securityfocus.com/bid/100063","hostname":"www.securityfocus.com","tags":["VDB Entry","Third Party Advisory"]},{"url":"http://www.securitytracker.com/id/1039112","label":"www.securitytracker.com/id/1039112","hostname":"www.securitytracker.com","tags":["VDB Entry","Third Party Advisory"]},{"url":"https://oddvar.moe/2017/08/13/bypassing-device-guard-umci-using-chm-cve-2017-8625/","label":"oddvar.moe/2017/08/13/bypassing-device-guard-umci-using-chm-cve-2017-8625/","hostname":"oddvar.moe","tags":[]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2017-08-08T21:00:00.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-09-16T16:58:29.913Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":48,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-22T09:28:53.617Z","stale":false,"partial":false}}