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AUSCERT External Security Bulletin Redistribution
ESB-2016.0430
Security Bulletin: Vulnerability in IBM Java Runtime affects IBM
Installation Manager and IBM Packaging Utility (CVE-2015-7575)
22 February 2016
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AusCERT Security Bulletin Summary
---------------------------------
Product: IBM Installation Manager
Publisher: IBM
Operating System: AIX
HP-UX
IBM i
Linux variants
OS X
Solaris
Windows
z/OS
Impact/Access: Access Privileged Data -- Remote with User Interaction
Provide Misleading Information -- Remote with User Interaction
Resolution: Patch/Upgrade
CVE Names: CVE-2015-7575
Reference: ASB-2016.0004
ESB-2016.0413
ESB-2016.0412
ESB-2016.0411
ESB-2016.0047
ESB-2016.0046
Original Bulletin:
http://www-01.ibm.com/support/docview.wss?uid=swg21977047
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Security Bulletin: Vulnerability in IBM Java Runtime affects IBM Installation
Manager and IBM Packaging Utility (CVE-2015-7575)
Security Bulletin
Document information
More support for:
IBM Installation Manager
Install
Software version:
1.0, 1.0.0.1, 1.0.0.2, 1.0.0.3, 1.0.0.4, 1.0.0.5, 1.1, 1.1.0.1, 1.1.0.2,
1.1.1, 1.1.2, 1.2, 1.2.1, 1.3, 1.3.1, 1.3.2, 1.3.3, 1.3.4, 1.3.4.1, 1.4,
1.4.1, 1.4.2, 1.4.3, 1.4.4, 1.5, 1.5.0.1, 1.5.1, 1.5.2, 1.5.3, 1.6, 1.6.1,
1.6.2, 1.6.3, 1.6.3.1, 1.7, 1.7.1, 1.7.2, 1.7.3, 1.7.4, 1.7.4.1, 1.7.4.2,
1.7.4.3, 1.7.4.4, 1.8, 1.8.1, 1.8.2, 1.8.2.1, 1.8.3, 1.8.4
Operating system(s):
AIX, HP-UX, IBM i, Linux, OS X, Solaris, Windows, z/OS
Reference #:
1977047
Modified date:
2016-02-17
Summary
There is a vulnerability in IBM Runtime Environment Java Technology Edition,
Versions 6 and 7 that is used by IBM Installation Manager and IBM Packaging
Utility. This vulnerability, commonly referred to as SLOTH, was disclosed as
part of the IBM Java SDK updates in January 2016.
Vulnerability Details
CVEID:
CVE-2015-7575
DESCRIPTION:
The TLS protocol could allow weaker than expected security caused by a
collision attack when using the MD5 hash function for signing a
ServerKeyExchange message during a TLS handshake. An attacker could exploit
this vulnerability using man-in-the-middle techniques to impersonate a TLS
server and obtain credentials. This vulnerability is commonly referred to as
SLOTH.
CVSS Base Score: 7.1
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/109415
for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/UI:U/C:H/I:L/A:N)
Affected Products and Versions
IBM Installation Manager and IBM Packaging Utility versions 1.8.4 and
earlier.
Remediation/Fixes
Product VRMF APAR Remediation/First Fix
IBM Installation Manager and IBM Packaging Utility 1.7.4.x None 1.7.4.5 IBM Installation Manager Remediation
1.7.4.5 IBM Packaging Utility Remediation
Please note that the 1.7.4.5 fix is intended for upgrade of 1.7.4.4 and earlier versions which continue support on platforms that are NOT supported by 1.8 or later versions.
Users running 1.7.4.4 or earlier version on platforms that ARE supported by 1.8.x version, should upgrade to 1.8.4.1.
IBM Installation Manager and IBM Packaging Utility 1.8.x None 1.8.4.1 IBM Installation Manager Remediation
1.8.4.1 IBM Packaging Utility Remediation
Workarounds and Mitigations
Upgrade products to the remediated versions per the table above. Please note
that this update will disable the usage of X509 Certificates signed with
MD5withRSA
Get Notified about Future Security Bulletins
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Important note
IBM strongly suggests that all System z customers be subscribed to the System
z Security Portal to receive the latest critical System z security and
integrity service. If you are not subscribed, see the instructions on the
System z Security web site
. Security and integrity APARs and associated fixes will be posted to this
portal. IBM suggests reviewing the CVSS scores and applying all security or
integrity fixes as soon as possible to minimize any potential risk.
References
Complete CVSS v3 Guide
On-line Calculator v3
IBM Java SDK Security Bulletin
Related information
IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog
Acknowledgement
CVE-2015-7575 was reported to IBM by Karthikeyan Bhargavan at INRIA in Paris,
France
Change History
17 February 2016 Original version published
*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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