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Security Bulletin: Vulnerability in IBM Java SDK affects Rational Functional Tester (CVE-2015-7575)

Security Bulletin


Summary

There is a vulnerability in IBM® SDK Java™ Technology Edition that is used by Rational Functional Tester. 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.
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

All versions of Rational Functional Tester from 8.2.0.0 through 8.6.0.6

Remediation/Fixes

Vendor Fixes:


ProductVersionAPARRemediation/First fix
RFT8.2.0.0 - 8.2.0.xNoneDownload the IBM SDK, Java Technology Edition, Version 6 Service Refresh 16 Fix Pack 16 iFix from the Fix Central and apply it.
RFT8.2.1.0 - 8.2.1.xNoneDownload the IBM SDK, Java Technology Edition, Version 6 Service Refresh 16 Fix Pack 16 iFix from the Fix Central and apply it.
RFT8.2.2 - 8.2.2.1NoneDownload the IBM SDK, Java Technology Edition, Version 6 64-bit Service Refresh 16 Fix Pack 16 iFix from the Fix Central and apply it.
RFT8.3.0 - 8.3.0.xNoneDownload the IBM SDK, Java Technology Edition, Version 7 Service Refresh 9 Fix Pack 30 iFix from the Fix Central and apply it.
RFT8.5.0 - 8.5.0.xNoneDownload the IBM SDK, Java Technology Edition, Version 7 Service Refresh 9 Fix Pack 30 iFix from the Fix Central and apply it.
RFT8.5.1 - 8.5.1.xNoneDownload the IBM SDK, Java Technology Edition, Version 7 Service Refresh 9 Fix Pack 30 iFix from the Fix Central and apply it.
RFT8.6.0 - 8.6.0.6NoneDownload the IBM SDK, Java Technology Edition, Version 7 Service Refresh 9 Fix Pack 30 iFix from the Fix Central and apply it.

Note:
  • You must verify that applying this fix does not cause any compatibility issues.
  • For information about how to install iFixes, see Installing packages.

Workarounds and Mitigations

None

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References

Complete CVSS v2 Guide
On-line Calculator v2

Off
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

24 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

Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.

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Document Information

Modified date:
29 September 2018

UID

swg21976947

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