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AUSCERT Security Bulletin
ASB-2021.0181
Microsoft Patch Tuesday update for Dynamics for September 2021
15 September 2021
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AusCERT Security Bulletin Summary
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Product: Microsoft Dynamics 365 Business Central 2020
Operating System: Windows
Impact/Access: Provide Misleading Information -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2021-40440
OVERVIEW
Microsoft has released its monthly security patch update for the
month of September 2021.
This update resolves 1 vulnerability across the following product(s):
[1]
Microsoft Dynamics 365 Business Central 2020 Release Wave 2 - update 17.10
Microsoft Dynamics 365 Business Central 2021 Release Wave 1 - Update 18.5
IMPACT
Microsoft has given the following details regarding this vulnerability.
Details Impact Severity
CVE-2021-40440 Spoofing Important
MITIGATION
Microsoft recommends updating the software with the version made
available on the Microsoft Update Catalogue for the following
Knowledge Base articles. [1].
REFERENCES
[1] Microsoft Security Update Guidance
https://portal.msrc.microsoft.com/en-us/security-guidance
AusCERT has made every effort to ensure that the information contained
in this document is accurate. However, the decision to use the information
described is the responsibility of each user or organisation. The decision to
follow or act on information or advice contained in this security bulletin is
the responsibility of each user or organisation, and should be considered in
accordance with your organisation's site policies and procedures. AusCERT
takes no responsibility for consequences which may arise from following or
acting on information or advice contained in this security bulletin.
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Australian Computer Emergency Response Team
The University of Queensland
Brisbane
Qld 4072
Internet Email: auscert@auscert.org.au
Facsimile: (07) 3365 7031
Telephone: (07) 3365 4417 (International: +61 7 3365 4417)
AusCERT personnel answer during Queensland business hours
which are GMT+10:00 (AEST).
On call after hours for member emergencies only.
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