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CVE Vulnerability Details :
CVE-2021-38646
PUBLISHED
Known KEV
More InfoOfficial Page
Assigner-microsoft
Assigner Org ID-f38d906d-7342-40ea-92c1-6c4a2c6478c8
View Known Exploited Vulnerability (KEV) details
Published At-15 Sep, 2021 | 11:24
Updated At-30 Jul, 2025 | 01:37
Rejected At-
▼CVE Numbering Authority (CNA)
Microsoft Office Access Connectivity Engine Remote Code Execution Vulnerability

Microsoft Office Access Connectivity Engine Remote Code Execution Vulnerability

Affected Products
Vendor
Microsoft CorporationMicrosoft
Product
Microsoft Office 2019
CPEs
  • cpe:2.3:a:microsoft:office:2019:*:*:*:*:*:*:*
Platforms
  • 32-bit Systems
  • x64-based Systems
Versions
Affected
  • From 19.0.0 before https://aka.ms/OfficeSecurityReleases (custom)
Vendor
Microsoft CorporationMicrosoft
Product
Microsoft 365 Apps for Enterprise
CPEs
  • cpe:2.3:a:microsoft:365_apps:-:*:*:*:enterprise:*:*:*
Platforms
  • 32-bit Systems
  • x64-based Systems
Versions
Affected
  • From 16.0.1 before https://aka.ms/OfficeSecurityReleases (custom)
Vendor
Microsoft CorporationMicrosoft
Product
Microsoft Office 2016
CPEs
  • cpe:2.3:a:microsoft:office:2016:*:*:*:*:*:x86:*
  • cpe:2.3:a:microsoft:office:2016:*:*:*:*:*:x64:*
Platforms
  • 32-bit Systems
  • x64-based Systems
Versions
Affected
  • From 16.0.0 before 5215.1000 (custom)
Vendor
Microsoft CorporationMicrosoft
Product
Microsoft Office 2013 Service Pack 1
CPEs
  • cpe:2.3:a:microsoft:office:2013:sp1:*:*:rt:*:*:*
  • cpe:2.3:a:microsoft:office:2013:sp1:*:*:*:*:x86:*
  • cpe:2.3:a:microsoft:office:2013:sp1:*:*:*:*:x64:*
Platforms
  • ARM64-based Systems
  • 32-bit Systems
  • x64-based Systems
Versions
Affected
  • From 15.0.0 before 5381.1000 (custom)
Problem Types
TypeCWE IDDescription
ImpactN/ARemote Code Execution
Metrics
VersionBase scoreBase severityVector
3.17.8HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-38646
x_refsource_MISC
▼Authorized Data Publishers (ADP)
1. CVE Program Container
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-38646
x_refsource_MISC
x_transferred
2. CISA ADP Vulnrichment
Affected Products
Problem Types
TypeCWE IDDescription
CWECWE-noinfoCWE-noinfo Not enough information
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
kev
dateAdded:
2022-03-28
reference:
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-38646
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
CVE-2021-38646 added to CISA KEV2022-03-28 00:00:00
Replaced By
Rejected Reason
References
HyperlinkResource
Details not found