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CVE

CVE-2017-8511

A remote code execution vulnerability exists in Microsoft Office when the software fails to properly handle objects in m

A remote code execution vulnerability exists in Microsoft Office when the software fails to properly handle objects in memory, aka "Office Remote Code Execution Vulnerability". This CVE ID is unique from CVE-2017-8509, CVE-2017-8510, CVE-2017-8512, CVE-2017-0260, and CVE-2017-8506.

HIGH · CVSS 7.8 EPSS 0.06355
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  • EPSS percentile: top 9% of all CVEs by exploitation likelihood
  • CVSS base score ≥ 7.0
Sigma rules8 YARA rules0
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Affected Products & Versions

6
microsoft officeall versions
microsoft office online serverall versions
microsoft office web appsall versions
microsoft office web apps serverall versions
microsoft powerpoint for macall versions
microsoft sharepoint serverall versions
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Sigma Hunt Rules

8
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
producthighSuspicious Microsoft Office Child Process - MacOS
producthighCode Executed Via Office Add-in XLL File
producthighPotential Persistence Via Microsoft Office Add-In
producthighPotential Persistence Via Microsoft Office Startup Folder
producthighFile With Uncommon Extension Created By An Office Application
producthighOffice Macro File Creation From Suspicious Process
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Scoring & Timeline

7.8
HIGH · CVSS v3.0 · secure@microsoft.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD15 Jun 2017 · 01:29 AM
CVSS VectorCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
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Vendor Advisories

1
msrcCVE-2017-8511Remote Code Execution
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References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.securityfocus.com/bid/98815Third Party AdvisoryVDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8511MitigationPatchVendor Advisory
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