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AUSCERT External Security Bulletin Redistribution
ESB-2018.2323
Security Bulletin: Security vulnerabilities in IBM Java Runtime affect IBM
RLKS Administration and Reporting Tool Admin
14 August 2018
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AusCERT Security Bulletin Summary
---------------------------------
Product: IBM Rational License Key Server
Publisher: IBM
Operating System: AIX
Linux variants
Solaris
Windows
Impact/Access: Execute Arbitrary Code/Commands -- Existing Account
Modify Arbitrary Files -- Remote/Unauthenticated
Denial of Service -- Remote/Unauthenticated
Access Confidential Data -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2018-2796 CVE-2018-2795 CVE-2018-2794
CVE-2018-2783
Reference: ASB-2018.0100
ESB-2018.2304
ESB-2018.2212.2
ESB-2018.2195
Original Bulletin:
http://www.ibm.com/support/docview.wss?uid=ibm10720125
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Security Bulletin: Security vulnerabilities in IBM Java Runtime affect IBM
RLKS Administration and Reporting Tool Admin
Document information
More support for: Rational License Key Server
Software version: 815, 8149, 8151, 8152, 8153, 8154
Operating system(s): AIX, Linux, Solaris, Windows
Reference #: 0720125
Modified date: 13 August 2018
Summary
There are multiple vulnerabilities related to IBM(R) Runtime Environment Java(TM)
Technology Edition which is used and shipped by different versions of IBM
Rational License Key Server Administration and Reporting Tool Admin (ART).
Vulnerability Details
CVEID: CVE-2018-2796
DESCRIPTION: An unspecified vulnerability related to the Java SE Concurrency
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/141952
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-2018-2795
DESCRIPTION: An unspecified vulnerability related to the Java SE Security
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/141951
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-2018-2794
DESCRIPTION: An unspecified vulnerability related to the Java SE Security
component could allow an unauthenticated attacker to take control of the
system.
CVSS Base Score: 7.7
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/141950
for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H)
CVEID: CVE-2018-2783
DESCRIPTION: An unspecified vulnerability related to the Java SE Security
component could allow an unauthenticated attacker to cause high
confidentiality impact, high integrity impact, and no availability impact.
CVSS Base Score: 7.4
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/141939
for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N)
Affected Products and Versions
These vulnerabilities impact the following components and their releases:
o RLKS Administration and Reporting Tool version 8.1.4.9
o RLKS Administration and Reporting Tool version 8.1.5
o RLKS Administration and Reporting Tool version 8.1.5.1
o RLKS Administration and Reporting Tool version 8.1.5.2
o RLKS Administration and Reporting Tool version 8.1.5.3
o RLKS Administration and Reporting Tool version 8.1.5.4
Remediation/Fixes
For IBM RLKS Administration and Reporting Tool v. 8.1.5.x
Replace the JRE used in IBM RLKS Administration and Reporting Tool.
Steps to replace the JRE
1. Go to https://www-945.ibm.com/support/fixcentral/swg/downloadFixesproduct=
ibm/Rational/Rational+Common+Licensing&release=All&platform=All&function=fixId
&fixids=RLKS_Administration_And_Reporting_Tool_8154_iFix_1&includeRequisites=1
&includeSupersedes=0&downloadMethod=http.
2. Download the Java 8 runtime package that is applicable for your target
platform.
3. Additionally, download the files US_export_policy.jar and local_policy.jar
.
4. Shutdown RLKS Administration and Reporting Tool.
5. Go to the installation location of RLKS Administration and Reporting Tool.
6. Rename <install location>/jre folder to <install location>/jre_back . This
step backs up the existing JRE.
7. Extract the downloaded JRE into <install location> folder.
8. Copy the downloaded US_export_policy.jar and local_policy.jar files to
<install location>/jre/lib/security.
9. Startup RLKS Administration and Reporting Tool.
10. Login to the tool using "rcladmin" user and verify that you see the
configured license servers under 'Server' tab.
For IBM RLKS Administration and Reporting Tool v. 8.1.4.9 or earlier
Upgrade to the latest version of 8.1.5.x. Then, update the JRE using the
instructions mentioned above.
Workarounds and Mitigations
None
Change History
13 August 2018 : 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
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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