{"id":"CVE-2019-1388","published":"2019-11-12T19:15:12Z","modified":"2026-06-17T02:28:30Z","title":"Microsoft Windows Certificate Dialog Privilege Escalation Vulnerability","vendor":"Microsoft","product":"Windows","tier":"core","eol":null,"description":{"text":"An elevation of privilege vulnerability exists in the Windows Certificate Dialog when it does not properly enforce user privileges, aka 'Windows Certificate Dialog Elevation of Privilege Vulnerability'.","provenance":"source","from":"NVD"},"summary":{"text":"The Microsoft Windows Certificate Dialog contains an elevation of privilege flaw, in which the component does not properly enforce user privileges. An attacker who already has local access and low-privileged credentials can exploit it without user interaction to gain higher privileges on the affected system.","provenance":"ai","model":"claude-haiku-5-5","generatedAt":"2026-10-23T07:06:02Z"},"cvss":{"score":7.8,"severity":"HIGH","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","provenance":"source","from":"NVD"},"epss":{"score":0.08589,"percentile":0.9506,"date":"2026-10-28","provenance":"source"},"kev":{"dateAdded":"2023-04-07","dueDate":"2023-04-28","ransomware":true,"requiredAction":"Apply updates per vendor instructions.","notes":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1388; https://nvd.nist.gov/vuln/detail/CVE-2019-1388","provenance":"source"},"vulncheckKev":{"dateAdded":"2022-03-24","exploitedFirstSeen":"2022-03-24","ransomware":true,"evidence":[{"url":"https://www.tenable.com/blog/contileaks-chats-reveal-over-30-vulnerabilities-used-by-conti-ransomware-affiliates","date":"2022-03-24"},{"url":"https://www.securin.io/articles/all-about-conti-ransomware/","date":"2022-06-29"},{"url":"https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json","date":"2023-04-07"},{"url":"https://www.acronis.com/en/tru/posts/makop-ransomware-guloader-and-privilege-escalation-in-attacks-against-indian-businesses/","date":"2025-12-08"}],"evidenceTotal":4,"provenance":"source"},"exploited":true,"otx":{"pulseCount":50,"pulses":[{"name":"Actively_Exploited_Kev | Oct 29, 2026","url":"https://otx.alienvault.com/pulse/6ae20c1db17e7057ae7d9ad1","created":"2026-10-28"},{"name":"Actively_Exploited_Kev | Oct 28, 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2026","url":"https://otx.alienvault.com/pulse/6ad4dda174e5797d0bd238b7","created":"2026-10-18"},{"name":"Actively_Exploited_Kev | Oct 18, 2026","url":"https://otx.alienvault.com/pulse/6ad38c22e1848f8189d1c121","created":"2026-10-17"}],"provenance":"machine"},"cwes":[{"id":"CWE-269","name":"Improper Privilege Management"}],"references":[{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1388","tags":["Patch","Vendor Advisory"]},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-19-975/","tags":["Third Party Advisory"]},{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1388","tags":["Patch","Vendor Advisory"]},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-19-975/","tags":["Third Party Advisory"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-1388","tags":["US Government Resource"]}],"techniques":[{"id":"T1068","name":"Exploitation for Privilege Escalation","tactics":["privilege-escalation"],"provenance":"ai","basis":"ai-mapping","bases":["ai-mapping"],"basisDetail":"claude-haiku-5-5: local privilege escalation via dialog flaw","mappingType":"exploitation_technique","evidence":[{"from":"description","quote":"elevation of privilege vulnerability exists in the Windows Certificate Dialog","start":3,"end":80}],"model":"claude-haiku-5-5","confidence":"medium","confidenceNote":"AI-mapped from the description (quote-validated, not expert-reviewed)"},{"id":"T1059","name":"Command and Scripting Interpreter","tactics":["execution"],"provenance":"ai","basis":"ai-mapping","bases":["ai-mapping"],"basisDetail":"claude-haiku-5-5: attacker runs code with elevated privileges","mappingType":"primary_impact","evidence":[{"from":"description","quote":"when it does not properly enforce user privileges","start":81,"end":130}],"model":"claude-haiku-5-5","confidence":"medium","confidenceNote":"AI-mapped from the description (quote-validated, not expert-reviewed)"}],"reports":[],"affected":[],"advisories":[],"euvd":{"id":"EUVD-2019-9945","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2019-9945","exploited":true,"exploitedSince":"2023-04-07","provenance":"source"},"exploits":[],"exploitSources":{"pocGithub":{"count":5,"skipped":1,"earliest":"2019-11-21","earliestUrl":"https://github.com/jas502n/CVE-2019-1388","repos":[{"name":"jas502n/CVE-2019-1388","url":"https://github.com/jas502n/CVE-2019-1388","stars":193,"created":"2019-11-21"},{"name":"sv3nbeast/CVE-2019-1388","url":"https://github.com/sv3nbeast/CVE-2019-1388","stars":72,"created":"2019-11-27"},{"name":"nobodyatall648/CVE-2019-1388","url":"https://github.com/nobodyatall648/CVE-2019-1388","stars":20,"created":"2021-05-05"},{"name":"suprise4u/CVE-2019-1388","url":"https://github.com/suprise4u/CVE-2019-1388","stars":7,"created":"2021-06-07"},{"name":"Tafloh/CVE-2019-1388-Privilege-Escalation--2021-","url":"https://github.com/Tafloh/CVE-2019-1388-Privilege-Escalation--2021-","stars":1,"created":"2026-07-22"}]},"first":{"date":"2019-11-21","source":"PoC-in-GitHub","url":"https://github.com/jas502n/CVE-2019-1388"},"provenance":"source"},"detections":{"cveRules":[{"title":"Exploiting 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