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AUSCERT Security Bulletin
ASB-2018.0073.2
Security vulnerabilities patched in Microsoft Internet Explorer
12 April 2018
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AusCERT Security Bulletin Summary
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Product: Microsoft Internet Explorer
Operating System: Windows
Impact/Access: Execute Arbitrary Code/Commands -- Remote with User Interaction
Read-only Data Access -- Remote with User Interaction
Resolution: Patch/Upgrade
CVE Names: CVE-2018-8118 CVE-2018-1020 CVE-2018-1018
CVE-2018-1004 CVE-2018-1001 CVE-2018-1000
CVE-2018-0997 CVE-2018-0996 CVE-2018-0991
CVE-2018-0989 CVE-2018-0988 CVE-2018-0987
CVE-2018-0981 CVE-2018-0870
Member content until: Friday, May 11 2018
Reference: ESB-2018.1076
ESB-2018.0946
ESB-2018.0638
ESB-2018.0266
Revision History: April 12 2018: Microsoft have added CVE-2018-8118
to the release post publication.
April 11 2018: Initial Release
OVERVIEW
Microsoft has released its monthly security patch update for the month of
April 2018. [1] This update resolves 13 vulnerabilities across the following
products:
Internet Explorer 10
Internet Explorer 11
Internet Explorer 9
IMPACT
Microsoft has given the following details regarding these vulnerabilities.
Details Impact Severity
CVE-2018-0870 Remote Code Execution Critical
CVE-2018-0981 Information Disclosure Critical
CVE-2018-0987 Information Disclosure Important
CVE-2018-0988 Remote Code Execution Critical
CVE-2018-0989 Information Disclosure Important
CVE-2018-0991 Remote Code Execution Critical
CVE-2018-0996 Remote Code Execution Critical
CVE-2018-0997 Remote Code Execution Important
CVE-2018-1000 Information Disclosure Critical
CVE-2018-1001 Remote Code Execution Important
CVE-2018-1004 Remote Code Execution Critical
CVE-2018-1018 Remote Code Execution Critical
CVE-2018-1020 Remote Code Execution Critical
CVE-2018-8118 Remote Code Execution Important
MITIGATION
Microsoft recommends updating the software with the version made available on
the Microsoft Update Catalogue for the following Knowledge Base articles. [1]
KB4093114, KB4093111, KB4093107, KB4093112, KB4093109
KB4093119, KB4093118, KB4092946, KB4093123
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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