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AUSCERT External Security Bulletin Redistribution
ESB-2016.0368
A vulnerability in IBM Java Runtime affects IBM Security
SiteProtector System
16 February 2016
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AusCERT Security Bulletin Summary
---------------------------------
Product: IBM Security SiteProtector System
Publisher: IBM
Operating System: Windows
Impact/Access: Access Privileged Data -- Remote/Unauthenticated
Provide Misleading Information -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2015-7575
Reference: ASB-2016.0004
Original Bulletin:
http://www.ibm.com/support/docview.wss?uid=swg21976042
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Security Bulletin: A vulnerability in IBM Java Runtime affects IBM Security
SiteProtector System (CVE-2015-7575)
Security Bulletin
Document information
More support for:
IBM Security SiteProtector System
Software version:
3.0, 3.1.1
Operating system(s):
Windows
Reference #:
1976042
Modified date:
2016-02-08
Summary
There is a vulnerability in IBM Java Runtime, Version 7 that is used by IBM
Security SiteProtector System. 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 Security SiteProtector System 3.0 and 3.1.1
Remediation/Fixes
See mitigation description below.
Workarounds and Mitigations
There are two types of SiteProtector installs - "Compatible" and "Strict".
This vulnerability only applies to customers who selected the "Compatible"
option (which is the default) during the installation process.
The issue can be addressed by updating the java.security files that are
included on the machines where the SiteProtector components requiring IBM
Java are installed. Complete details can be found in the TechNote article #
1976152 at
http://www-01.ibm.com/support/docview.wss?uid=swg21976152
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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
8 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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