Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256
===========================================================================
AUSCERT Security Bulletin
ASB-2018.0212
Security updates for Microsoft Office products
12 September 2018
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: Microsoft Excel
Microsoft Excel Viewer
Microsoft Office 2016 Click-to-Run
Microsoft Office 2016 for Mac
Microsoft Office Compatibility Pack
Microsoft SharePoint Enterprise Server
Microsoft SharePoint Server
Microsoft Word
Operating System: Windows
Mac OS
Impact/Access: Administrator Compromise -- Remote with User Interaction
Execute Arbitrary Code/Commands -- Remote with User Interaction
Increased Privileges -- Existing Account
Cross-site Scripting -- Remote with User Interaction
Access Confidential Data -- Remote with User Interaction
Resolution: Patch/Upgrade
CVE Names: CVE-2018-8431 CVE-2018-8430 CVE-2018-8429
CVE-2018-8428 CVE-2018-8426 CVE-2018-8332
CVE-2018-8331
Member content until: Friday, October 12 2018
OVERVIEW
Microsoft has released its monthly security patch update for the month of
September 2018. [1] This update resolves 7 vulnerabilities across the
following products:
Microsoft Excel 2010 Service Pack 2 (32-bit editions)
Microsoft Excel 2010 Service Pack 2 (64-bit editions)
Microsoft Excel 2013 RT Service Pack 1
Microsoft Excel 2013 Service Pack 1 (32-bit editions)
Microsoft Excel 2013 Service Pack 1 (64-bit editions)
Microsoft Excel 2016 (32-bit edition)
Microsoft Excel 2016 (64-bit edition)
Microsoft Excel Viewer 2007 Service Pack 3
Microsoft Office 2016 Click-to-Run (C2R) for 32-bit editions
Microsoft Office 2016 Click-to-Run (C2R) for 64-bit editions
Microsoft Office 2016 for Mac
Microsoft Office Compatibility Pack Service Pack 3
Microsoft SharePoint Enterprise Server 2013 Service Pack 1
Microsoft SharePoint Enterprise Server 2016
Microsoft SharePoint Server 2010 Service Pack 2
Microsoft Word 2013 RT Service Pack 1
Microsoft Word 2013 Service Pack 1 (32-bit editions)
Microsoft Word 2013 Service Pack 1 (64-bit editions)
Microsoft Word 2016 (32-bit edition)
Microsoft Word 2016 (64-bit edition)
IMPACT
Microsoft has given the following details regarding these vulnerabilities.
Details Impact Severity
CVE-2018-8331 Remote Code Execution Important
CVE-2018-8332 Remote Code Execution Critical
CVE-2018-8426 Information Disclosure Important
CVE-2018-8428 Elevation of Privilege Important
CVE-2018-8429 Information Disclosure Important
CVE-2018-8430 Remote Code Execution Important
CVE-2018-8431 Information Disclosure Important
MITIGATION
Microsoft recommends updating the software with the version made available on
the Microsoft Update Catalogue for the following Knowledge Base articles. [1]
KB4032246, KB4092460, KB4092466, KB4092470, KB4227175
KB4092479, KB4092459, KB4022207, KB4092447, KB4092467
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.
===========================================================================
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.
===========================================================================
-----BEGIN PGP SIGNATURE-----
Comment: http://www.auscert.org.au/render.html?it=1967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=kAry
-----END PGP SIGNATURE-----