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CVE

CVE-2021-38656

Microsoft Word Remote Code Execution Vulnerability

Microsoft Word Remote Code Execution Vulnerability.

HIGH · CVSS 7.8 EPSS 0.08194
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  • EPSS percentile: top 8% of all CVEs by exploitation likelihood
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
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Weakness Classification

CWE-416Use After Free
▤

Affected Products & Versions

1
microsoft 365 appsall versions
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Scoring & Timeline

7.8
HIGH · CVSS v3.1 · secure@microsoft.com
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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 Sep 2021 · 12:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
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Vendor Advisories

1
msrcCVE-2021-38656Remote 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.
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-38656PatchVendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-21-1082/Third Party AdvisoryVDB Entry
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