Security Bulletin
Summary
The RC4 “Bar Mitzvah” Attack for SSL/TLS affects Rational Service Tester.
Vulnerability Details
CVEID: CVE-2015-2808
DESCRIPTION: The RC4 algorithm, as used in the TLS protocol and SSL protocol, could allow a remote attacker to obtain sensitive information. An attacker could exploit this vulnerability to remotely expose account credentials without requiring an active man-in-the-middle session. Successful exploitation could allow an attacker to retrieve credit card data or other sensitive information. This vulnerability is commonly referred to as "Bar Mitzvah Attack".
CVSS Base Score: 5.0
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/101851 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:L/Au:N/C:P/I:N/A:N)
Affected Products and Versions
Rational Service Tester versions 8.2.*, 8.3.*, 8.5.*, 8.6.* and 8.7.
Remediation/Fixes
Download Java from one of the links below. Edit java.security and disable RC4 by adding it to the list of disabled algorithms. For example,
jdk.tls.disabledAlgorithms=SSLv3, RC4
For a default installation the file java.security can be found as indicated below.
Windows: C:\Program Files\IBM\SDP\jdk\jre\lib\security.
Linux: /opt/IBM/SDP/jdk/jre/lib/security.
Product | VRMF | APAR | Remediation/First Fix |
RST | 8.7 | None | Download Java 7 SR8 FP10 +IV70681 |
RST | 8.6 - 8.6.x | None | Download Java 7 SR8 FP10 +IV70681 |
RST | 8.5 - 8.5.x | None | Download Java 7 SR8 FP10 +IV70681 |
RST | 8.3 - 8.3.x | None | Download Java 7 SR8 FP10 +IV70681 |
RST | 8.2 - 8.2.1.x | None | Download Java 7 SR8 FP10 +IV70681 |
Workarounds and Mitigations
None
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References
*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:
17 June 2018
UID
swg21882969