Security Bulletin: Multiple vulnerabilities in IBM Java Runtime affect IBM Cognos Command Center (CVE-2017-10295, CVE-2017-10345, CVE-2017-10355, CVE-2017-10356)

Summary

There are multiple vulnerabilities in IBM® Runtime Environment Java™ Technology Edition, Version 8 that is used by IBM Cognos Command Center. These issues were disclosed as part of the IBM Java SDK updates for October 2017.

Vulnerability Details

CVEID: CVE-2017-10345**
DESCRIPTION:** An unspecified vulnerability in Oracle Java SE related to the Java SE, Java SE Embedded, JRockit Serialization component could allow an unauthenticated attacker to cause a denial of service resulting in a low availability impact using unknown attack vectors.
CVSS Base Score: 3.1
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/133774 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L)

CVEID: CVE-2017-10295**
DESCRIPTION:** An unspecified vulnerability in Oracle Java SE related to the Java SE, Java SE Embedded, JRockit Networking component could allow an unauthenticated attacker to cause no confidentiality impact, low integrity impact, and no availability impact.
CVSS Base Score: 4
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/133729 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N)

CVEID: CVE-2017-10355**
DESCRIPTION:** An unspecified vulnerability in Oracle Java SE related to the Java SE, Java SE Embedded, JRockit Networking component could allow an unauthenticated attacker to cause a denial of service resulting in a low availability impact using unknown attack vectors.
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/133784 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)

CVEID: CVE-2017-10356**
DESCRIPTION:** An unspecified vulnerability in Oracle Java SE related to the Java SE, Java SE Embedded, JRockit Security component could allow an unauthenticated attacker to obtain sensitive information resulting in a high confidentiality impact using unknown attack vectors.
CVSS Base Score: 6.2
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/133785 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)

Affected Products and Versions

IBM Cognos Command Center 10.2.4 All Editions

Remediation/Fixes

The recommended solution is to apply the IBM JRE 8.0.5.5 to the affected version of IBM Cognos Command Center.

The fix can be found here:

http://www.ibm.com/support/fixcentral/swg/quickorder?parent=Cognos&product=ibm/Information+Management/Cognos+Command+Center&release=10.2.4&platform=Windows+32-bit,+x86&function=fixId&fixids=10.2.4-BA-CCC-Win32-JRE-8SR5FP5&login=true

Installation instructions for applying this fix.

For Microsoft Windows servers where the Agent or the Server component is installed please follow this procedure:

Step 1:
Download the 32 bit IBM Java JRE (file name: ibm-java-jre-80-win-i386.zip, Size: 133.6 MB, Build: pwi3280sr5fp5-20170727_01(SR5 FP5)).

Step 2:
Stop the CccServer, CccQueue and CccAgent Microsoft Windows services.

Step 3:

Rename the <INSTALLDIR>\Common\java.8.0.0 directory to <INSTALLDIR>\Common\java.8.0.0.orig

Step 4:
Unpack the content of the ibm-java-jre-80-win-i386.zip file to <INSTALLDIR>\Common\java.8.0.0

Step 5:
Start the CccAgent, CccQueue and CccServer Microsoft Windows services.

Step 6:
Validate the installation by testing the connectivity to the agent using the CCC Client.

Upgrade instructions after applying this fix.

For all IBM Cognos Command Center installations with the above fix applied:

Before upgrading your installation to a newer version please revert to the original \java\ directory by following this procedure.

Step A:
Stop the CccServer, CccQueue and CccAgent Windows services.

Step B:
Rename the <INSTALLDIR>\Common\java directory to <INSTALLDIR>\Common\java.cve

Step c:
Rename the <INSTALLDIR>\Common\java.orig directory to <INSTALLDIR>\Common\java

Step D:
Proceed to upgrade your Cognos Command Center installation to a newer version.

Step E:
After the upgrade to the newer version is done, please reapply this fix starting from Step 1.

You should verify applying this fix does not cause any compatibility issues.

Workarounds and Mitigations

None.