CVE-2021-31177

CWE-416 — Use After Free4 documents4 sources
Severity
7.8HIGH
EPSS
14.0%
top 5.66%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
11
Microsoft Microsoft 365 Apps FOR EnterpriseMicrosoft Microsoft Excel 2013 Service Pack 1Microsoft Microsoft Excel 2016+8 more
Timeline
PublishedMay 11
Latest updateMay 24

Description

Microsoft Office Remote Code Execution Vulnerability

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages11 packages

▶CVEListV5microsoft/microsoft_office_201919.0.0 — https://aka.ms/OfficeSecurityReleases
▶CVEListV5microsoft/microsoft_office_2019_for_mac16.0.0 — publication
▶CVEListV5microsoft/microsoft_office_online_server16.0.1 — 16.0.10374.20000
▶NVDmicrosoft/office2013, 2016, 2019+2

Patches

Patch: portal.msrc.microsoft.com ↗Patch: portal.msrc.microsoft.com ↗

🔴Vulnerability Details

2
GHSA
GHSA-h7j9-xx82-gqxr: Microsoft Office Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-31175, CVE-2021-31176, CVE-2021-31179↗2022-05-24
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CVEList
Microsoft Office Remote Code Execution Vulnerability↗2021-05-11
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📋Vendor Advisories

1
Microsoft
Microsoft Office Remote Code Execution Vulnerability↗2021-05-11
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CVE-2021-31177 (HIGH CVSS 7.8) | Microsoft Office Remote Code Execut | cvebase.io