{"id":"CVE-2017-8570","url":"https://www.cyber-defence.io/tools/cve/CVE-2017-8570","generatedAt":"2026-10-28T20:05:46.292Z","title":"Microsoft Office Remote Code Execution Vulnerability","description":"Microsoft Office allows a remote code execution vulnerability due to the way that it handles objects in memory, aka \"Microsoft Office Remote Code Execution Vulnerability\". This CVE ID is unique from CVE-2017-0243.","published":"2017-07-11T21:29:01.000Z","lastModified":"2026-06-17T01:26:36.000Z","status":"Analyzed","sourceIdentifier":"secure@microsoft.com","cvss":{"version":"3.1","score":7.8,"severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},"cwe":[],"affected":["microsoft/office"],"epss":{"score":0.89889,"percentile":0.9979,"date":"2026-10-27","history":[]},"kev":{"listed":true,"dateAdded":"2022-02-25","dueDate":"2022-08-25","knownRansomwareCampaignUse":"Unknown","notes":"Apply updates per vendor instructions.\nhttps://nvd.nist.gov/vuln/detail/CVE-2017-8570"},"exploits":{"count":1,"verified":false,"firstPublished":"2018-01-09","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":44263,"kind":"exploit","title":"Microsoft Office - 'Composite Moniker Remote Code Execution","url":"https://www.exploit-db.com/exploits/44263","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/windows/local/44263.md","file":"exploits/windows/local/44263.md","published":"2018-01-09","added":"2018-03-09","updated":"2018-03-09","author":"Rich Warren","type":"local","platform":"windows","port":null,"verified":false,"codes":["CVE-2017-8570"],"tags":null,"aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":"https://github.com/rxwx/CVE-2017-8570/tree/a015d3a98699e9f46d038640b45f1932499b9649"}]},"verdict":{"level":"urgent","text":"Known to be exploited in the wild (CISA KEV, CISA remediation deadline 25 August 2022). Treat as an emergency change: patch or isolate now, then hunt for prior compromise."},"changes":[],"references":[{"url":"http://www.securityfocus.com/bid/99445","tags":["Broken Link","Third Party Advisory","VDB Entry"],"source":"secure@microsoft.com"},{"url":"https://github.com/ParsingTeam/ppsx-file-generator","tags":["Exploit","Third Party Advisory"],"source":"secure@microsoft.com"},{"url":"https://github.com/rxwx/CVE-2017-8570","tags":["Third Party Advisory"],"source":"secure@microsoft.com"},{"url":"https://github.com/tezukanice/Office8570","tags":["Exploit","Third Party Advisory"],"source":"secure@microsoft.com"},{"url":"https://portal.msrc.microsoft.com/en-us/security-guidance/advisory/CVE-2017-8570","tags":["Patch","Vendor Advisory"],"source":"secure@microsoft.com"},{"url":"http://www.securityfocus.com/bid/99445","tags":["Broken Link","Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/ParsingTeam/ppsx-file-generator","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/rxwx/CVE-2017-8570","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/tezukanice/Office8570","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://portal.msrc.microsoft.com/en-us/security-guidance/advisory/CVE-2017-8570","tags":["Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-8570","tags":["US Government Resource"],"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2017-8570","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."}