{"id":"CVE-2017-0100","url":"https://www.cyber-defence.io/tools/cve/CVE-2017-0100","generatedAt":"2026-10-28T20:46:13.978Z","title":"A DCOM object in Helppane.exe in Microsoft Windows 7 SP1; Windows Server 2008 R2; Windows 8.1; Windows Server 2012 Gold and R2; Windows RT 8.1; Windows 10 Gold, 1511, and 1607; and Windows Server 2016 allows local users to gain privileges via a crafted…","description":"A DCOM object in Helppane.exe in Microsoft Windows 7 SP1; Windows Server 2008 R2; Windows 8.1; Windows Server 2012 Gold and R2; Windows RT 8.1; Windows 10 Gold, 1511, and 1607; and Windows Server 2016 allows local users to gain privileges via a crafted application, aka \"Windows HelpPane Elevation of Privilege Vulnerability.\"","published":"2017-03-17T00:59:03.000Z","lastModified":"2026-06-17T00:57:04.000Z","status":"Modified","sourceIdentifier":"secure@microsoft.com","cvss":{"version":"3.0","score":7.8,"severity":"HIGH","vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-287"],"affected":["microsoft/windows 10","microsoft/windows 7","microsoft/windows 8.1","microsoft/windows rt 8.1","microsoft/windows server 2008","microsoft/windows server 2012","microsoft/windows server 2016"],"epss":{"score":0.04957,"percentile":0.92133,"date":"2026-10-27","history":[{"date":"2026-09-21","score":0.06698,"percentile":0.93701},{"date":"2026-09-22","score":0.04957,"percentile":0.91788}]},"kev":{"listed":false},"exploits":{"count":1,"verified":true,"firstPublished":"2017-03-15","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":41607,"kind":"exploit","title":"Microsoft Windows - COM Session Moniker Privilege Escalation (MS17-012)","url":"https://www.exploit-db.com/exploits/41607","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/windows/local/41607.cs","file":"exploits/windows/local/41607.cs","published":"2017-03-15","added":"2017-03-15","updated":"2017-03-15","author":"Google Security Research","type":"local","platform":"windows","port":null,"verified":true,"codes":["CVE-2017-0100","MS17-012"],"tags":"Local","aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":"https://bugs.chromium.org/p/project-zero/issues/detail?id=1021"}]},"verdict":{"level":"urgent","text":"A public exploit is published in Exploit-DB (verified) and the impact is high, while EPSS rates exploitation at 5.0%. Anyone can run this; patch or mitigate before the next change window and check exposed instances for signs of use."},"changes":[],"references":[{"url":"http://blog.inspired-sec.com/archive/2017/03/17/COM-Moniker-Privesc.html","source":"secure@microsoft.com"},{"url":"http://www.securityfocus.com/bid/96700","tags":["Third Party Advisory","VDB Entry"],"source":"secure@microsoft.com"},{"url":"http://www.securitytracker.com/id/1038001","source":"secure@microsoft.com"},{"url":"https://bugs.chromium.org/p/project-zero/issues/detail?id=1021","source":"secure@microsoft.com"},{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0100","tags":["Patch","Vendor Advisory"],"source":"secure@microsoft.com"},{"url":"https://www.exploit-db.com/exploits/41607/","source":"secure@microsoft.com"},{"url":"http://blog.inspired-sec.com/archive/2017/03/17/COM-Moniker-Privesc.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/96700","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securitytracker.com/id/1038001","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://bugs.chromium.org/p/project-zero/issues/detail?id=1021","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0100","tags":["Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.exploit-db.com/exploits/41607/","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2017-0100","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}