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Security Bulletin: A vulnerability in IBM Java SDK affects IBM PureApplication System. (CVE-2015-7575)

Security Bulletin


Summary

There is a vulnerability in IBM® SDK Java™ Technology Edition, Version 6 and 7, that is used by IBM PureApplication System. The issue was disclosed as part of the IBM Java SDK updates in January 2016 and this vulnerability is commonly referred to as “SLOTH”.

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 PureApplication System 2.1
IBM PureApplication System 2.0

Remediation/Fixes

The PureSystems Manager on IBM PureApplication System is affected. The solution is to upgrade the IBM PureApplication System to the following fix level:


IBM PureApplication System V2.1:
Upgrade to IBM PureApplication System V2.1.2.1

IBM PureApplication System V2.0:
Upgrade to IBM PureApplication System V2.0.0.1 Interim Fix 7

Workarounds and Mitigations

None

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References

Related information

Acknowledgement

CVE-2015-7575 was reported to IBM by Karthikeyan Bhargavan at INRIA in Paris, France

Change History

29 February 2016: Original version published
25 March 2016: Amended to include V2.0

*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.

Document information

More support for: PureApplication System

Software version: 2.1.0.0, 2.1.0.1, 2.1.0.2, 2.1.1.0, 2.1.2.0

Operating system(s): AIX, Linux, Windows

Reference #: 1978026

Modified date: 26 March 2016