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AUSCERT External Security Bulletin Redistribution
ESB-2016.1691
Security Bulletin: Flexera InstallAnywhere DLL-planting vulnerability
affects IBM Enterprise Records Installers (CVE-2016-4560)
8 July 2016
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AusCERT Security Bulletin Summary
---------------------------------
Product: IBM Enterprise Records
Publisher: IBM
Operating System: AIX
HP-UX
Linux variants
Solaris
Windows
Impact/Access: Increased Privileges -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2016-4560
Reference: ESB-2016.1265
Original Bulletin:
http://www.ibm.com/support/docview.wss?uid=swg21984159
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Security Bulletin: Flexera InstallAnywhere DLL-planting vulnerability affects
IBM Enterprise Records Installers (CVE-2016-4560)
Security Bulletin
Document information
More support for:
Enterprise Records
Software version:
4.5.1, 5.1.0, 5.1.1, 5.1.2, 5.2.0
Operating system(s):
AIX, HP-UX, Linux, Solaris, Windows
Software edition:
All Editions
Reference #:
1984159
Modified date:
2016-07-06
Summary
InstallAnywhere generates installation executables which are vulnerable to an
DLL-planting vulnerability.
Vulnerability Details
CVEID:
CVE-2016-4560
DESCRIPTION:
Flexera InstallAnywhere could allow a local attacker to gain elevated
privileges on the system, caused by an untrusted search path. An attacker
could exploit this vulnerability using a Trojan horse DLL in the current
working directory of a setup-launcher executable file to gain elevated
privileges on the system.
CVSS Base Score: 7.8
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/113016
for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
Affected Products and Versions
IBM Enterprise Records 5.2.0
IBM Enterprise Records 5.1.2
IBM Enterprise Records 5.1.1
IBM Enterprise Records 5.1.0
IBM InfoSphere Enterprise Records 4.5.1
Workarounds and Mitigations
To install:
1. As an administrator, create a new secure directory. The directory must not
exist before and only the administrator should have write permission to it.
2. Unzip or copy the files from your installation media into this new
directory.
3. Rename the file Setup.exe to ier_install.exe.
Do not skip this step.
4. Ensure there are no DLL files in this directory.
5. Run ier_install.exe from this directory to install the product. Proceed
with the installation as normal.
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References
Complete CVSS v3 Guide
On-line Calculator v3
Related information
IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog
Change History
July 5, 2016: Initial Publication
*The CVSS Environment Score is customer environment specific and will
ultimately impact the Overall CVSS Score. Customers can evaluate the impact
of this vulnerability in their environments by accessing the links in the
Reference section of this Security Bulletin.
Disclaimer
According to the Forum of Incident Response and Security Teams (FIRST), the
Common Vulnerability Scoring System (CVSS) is an "industry open standard
designed to convey vulnerability severity and help to determine urgency and
priority of response." IBM PROVIDES THE CVSS SCORES "AS IS" WITHOUT WARRANTY
OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT
OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.
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