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AUSCERT External Security Bulletin Redistribution
ESB-2015.0949.2
Security Bulletin: Vulnerability in RC4 stream cipher
affects IBM Intelligent Operations Center (CVE-2015-2808)
14 April 2015
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AusCERT Security Bulletin Summary
---------------------------------
Product: IBM Intelligent Operations Center
Publisher: IBM
Operating System: Red Hat
Impact/Access: Access Privileged Data -- Remote/Unauthenticated
Resolution: Mitigation
CVE Names: CVE-2015-2808
Reference: ESB-2015.0948
ESB-2015.0947
ESB-2015.0946
ESB-2015.0944
Original Bulletin:
http://www-01.ibm.com/support/docview.wss?uid=swg21701608
Revision History: April 14 2015: Corrected Impact/Access
April 13 2015: Initial Release
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Security Bulletin: Vulnerability in RC4 stream cipher affects IBM Intelligent
Operations Center (CVE-2015-2808)
Security Bulletin
Document information
More support for:
IBM Intelligent Operations Center
Software version:
1.6.0.3
Operating system(s):
Linux Red Hat - xSeries
Reference #:
1701608
Modified date:
2015-04-10
Summary
The RC4 Bar Mitzvah Attack for SSL/TLS affects IBM Intelligent Operations
Center.
Vulnerability Details
CVE ID: 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: 5.00
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
Affected Product and Version(s) Product shipped as a component
IBM Intelligent Operations Center version 1.6.0.3 IBM HTTP Server
Remediation/Fixes
1. For a standard topology, on the web server, edit the following file:
/opt/IBM/HTTPServer/conf/httpd.conf
Note: For a high availability topology, make all of the same modifications on
both of the web servers.
2. Modify the following lines:
SSLCipherSpec ALL SSL_RSA_WITH_RC4_128_MD5
SSLCipherSpec ALL SSL_RSA_WITH_RC4_128_SHA
to:
##SSLCipherSpec ALL SSL_RSA_WITH_RC4_128_MD5
##SSLCipherSpec ALL SSL_RSA_WITH_RC4_128_SHA
3. Restart the web server, or web servers. See Starting the components in a
standard environment or Starting the components in a high availability
environment in the IBM Intelligent Operation Center product documentation.
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References
Complete CVSS Guide
On-line Calculator V2
Related information
IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog
*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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