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AUSCERT Security Bulletin
ASB-2021.0194
Microsoft Patch Tuesday update for Microsoft Dynamics for October 2021
13 October 2021
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AusCERT Security Bulletin Summary
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Product: Microsoft Dynamics 365 (on-premises)
Microsoft Dynamics 365 Customer Engagement
Operating System: Windows
Impact/Access: Provide Misleading Information -- Remote with User Interaction
Resolution: Patch/Upgrade
CVE Names: CVE-2021-41354 CVE-2021-41353 CVE-2021-40457
OVERVIEW
Microsoft has released its monthly security patch update for the
month of October 2021.
This update resolves 3 vulnerabilities across the following products:
[1]
Microsoft Dynamics 365 (on-premises) version 9.0
Microsoft Dynamics 365 (on-premises) version 9.1
Microsoft Dynamics 365 Customer Engagement V9.0
Microsoft Dynamics 365 Customer Engagement V9.1
IMPACT
Microsoft has given the following details regarding these vulnerabilities.
Details Impact Severity
CVE-2021-40457 Spoofing Important
CVE-2021-41353 Spoofing Important
CVE-2021-41354 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].
KB4618795, KB4618810
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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