The RC4 “Bar Mitzvah” Attack for SSL/TLS affects IBM Personal Communications.
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
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)
IBM Personal Communications versions: 6.0, 6.0.1, 6.0.2, 6.0.3, 6.0.4, 6.0.5, 6.0.6, 6.0.7, 6.0.8, 6.0.9, 6.0.10, 6.0.11, 6.0.12, 6.0.13, 6.0.14
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Enable FIPS mode for the secure connection in order to automatically disable the RC4 ciphers.
Steps to enable FIPS mode:
1. Select “Communication -> Configure…” menu item.
3. Select “Enable FIPS Mode (TLS Protocol only)” check box from “Security Setup” tab.
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10 April 2015: 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.
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.
[{“Product”:{“code”:“SSEQ5Y”,“label”:“Personal Communications”},“Business Unit”:{“code”:“BU054”,“label”:“Systems w/TPS”},“Component”:“General Information”,“Platform”:[{“code”:“PF033”,“label”:“Windows”}],“Version”:“6.0;6.0.1;6.0.2;6.0.3;6.0.4;6.0.5;6.0.6;6.0.7;6.0.8;6.0.9;6.0.10;6.0.11;6.0.12;6.0.13;6.0.14”,“Edition”:“”,“Line of Business”:{“code”:“LOB17”,“label”:“Mainframe TPS”}},{“Product”:{“code”:“SSEQ5Y”,“label”:“Personal Communications”},“Business Unit”:{“code”:“BU054”,“label”:“Systems w/TPS”},“Component”:" “,“Platform”:[{“code”:”“,“label”:”“}],“Version”:”“,“Edition”:”",“Line of Business”:{“code”:“LOB17”,“label”:“Mainframe TPS”}}]