CVE-2021-34474
mediumpriority · track · 27EPSS 0.022 · 82 %ileEURUUSEPSS · scored 2026-10-27
Microsoft Dynamics 365 Business Central Remote Code Execution Vulnerability
remediations
Vendor fix, mitigation, or workaround guidance, as published by each source.
A vendor fix is available.
- FixedMicrosoft Dynamics 365 Business Central 2020 Release Wave 1 - Update 16.14msrc_csaf
16.0.27253:Security Update:https://support.microsoft.com/en-us/help/5004717
https://support.microsoft.com/en-us/help/5004717 - FixedMicrosoft Dynamics 365 Business Central 2020 Release Wave 2 - Update 17.8msrc_csaf
17.0.27235:Security Update:https://support.microsoft.com/en-us/help/5004716
https://support.microsoft.com/en-us/help/5004716 - FixedMicrosoft Dynamics 365 Business Central 2021 Release Wave 1 - Update 18.3msrc_csaf
18.0.27469:Security Update:https://support.microsoft.com/en-us/help/5004715
https://support.microsoft.com/en-us/help/5004715
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5.5–8
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (14)
Products and version ranges known to be affected.
- Microsoft Corp Microsoft Dynamics 365 Business Central≤ 2020 Release Wave 1 - Update 16.14fstec_bduRU
- Microsoft Corp Microsoft Dynamics 365 Business Central≤ 2020 Release Wave 2 - Update 17.8fstec_bduRU
- Microsoft Corp Microsoft Dynamics 365 Business Central≤ 2021 Release Wave 1 - Update 18.3fstec_bduRU
- microsoft dynamics 365 business central= 2020nvdUScpe:2.3:a:microsoft:dynamics_365_business_central:*:*:*:*:*:*:*:*
- microsoft dynamics 365 business central= 2021nvdUScpe:2.3:a:microsoft:dynamics_365_business_central:*:*:*:*:*:*:*:*
advisories (1)
Vendor and ecosystem advisories describing this.
- msrc_CVE-2021-34474Microsoft Dynamics 365 Business Central Remote Code Execution Vulnerability2021-07-13csaf · msrc_csafUS
To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle
also known as (4)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (6)
External citations — patches, advisories, analysis.
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-34474cnnvd
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34474cnnvd
- https://www.cybersecurity-help.cz/vdb/SB2021071365cnnvd
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-34474enisa_euvd
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-34474nvd
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34474PatchVendor Advisorynvd
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