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AUSCERT Security Bulletin
ASB-2018.0287
November 2018 update for Microsoft Skype and Lync
14 November 2018
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AusCERT Security Bulletin Summary
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Product: Skype
Microsoft Lync
Operating System: Windows
Mac OS
Impact/Access: Denial of Service -- Remote with User Interaction
Resolution: Patch/Upgrade
CVE Names: CVE-2018-8546
Member content until: Friday, December 14 2018
OVERVIEW
Microsoft has released its monthly security patch update for
the month of November 2018.
This update resolves 1 vulnerability across the
following products: [1]
Microsoft Lync 2013 Service Pack 1 (32-bit)
Microsoft Lync 2013 Service Pack 1 (64-bit)
Microsoft Lync Basic 2013 Service Pack 1 (32-bit)
Microsoft Lync Basic 2013 Service Pack 1 (64-bit)
Skype for Business 2016 (32-bit)
Skype for Business 2016 (64-bit)
Skype for Business 2016 Basic (32-bit)
Skype for Business 2016 Basic (64-bit)
IMPACT
Microsoft has given the following details regarding these vulnerabilities.
Details Impact Severity
CVE-2018-8546 Denial of Service Low
MITIGATION
Microsoft recommends updating the software with the version
made available on the Microsoft Update Catalogue for the
following Knowledge Base articles. [1]
KB4461473, KB4461487
REFERENCES
[1] Security Update Guide
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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