Security Bulletin
Summary
There are multiple vulnerabiltities in the IBM® SDK Java™ Technology Edition that is shipped with IBM WebSphere Application Server. These issues were disclosed as part of the IBM Java SDK updates in January 2018. These may affect some configurations of IBM WebSphere Application Server Traditional, IBM WebSphere Application Server Liberty and IBM WebSphere Application Server Hypervisor Edition.
Vulnerability Details
For information on the IBM Java SDK that is now bundled with WebSphere Application Server Version 8.5.5 refer to the Knowledge Center link in the References section.
If you run your own Java code using the IBM Java Runtime delivered with this product, you should evaluate your code to determine whether the complete list of vulnerabilities are applicable to your code. For a complete list of vulnerabilities please refer to the link for “IBM Java SDK Security Bulletin" located in the References section for more information.
CVEID: CVE-2018-2633
DESCRIPTION: An unspecified vulnerability related to the Java SE JNDI component could allow an unauthenticated attacker to take control of the system.
CVSS Base Score: 8.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/137885 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H)
CVEID: CVE-2018-2637
DESCRIPTION: An unspecified vulnerability related to the Java SE JMX 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/137889 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)
CVEID: CVE-2018-2634
DESCRIPTION: An unspecified vulnerability related to the Java SE JGSS component could allow an unauthenticated attacker to obtain sensitive information resulting in a high confidentiality impact using unknown attack vectors.
CVSS Base Score: 6.8
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/137886 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N)
CVEID: CVE-2018-2603
DESCRIPTION: An unspecified vulnerability related to the Java SE Libraries 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/137855 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-2018-2602
DESCRIPTION: An unspecified vulnerability related to the Java SE I18n component could allow an unauthenticated attacker to cause low confidentiality impact, low integrity impact, and low availability impact.
CVSS Base Score: 4.5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/137854 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L)
CVEID: CVE-2018-2579
DESCRIPTION: An unspecified vulnerability related to the Java SE Libraries component could allow an unauthenticated attacker to obtain sensitive information resulting in a low confidentiality impact using unknown attack vectors.
CVSS Base Score: 3.7
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/137833 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N)
Affected Products and Versions
IBM SDK, Java Technology Editions shipped with WebSphere Application Server Liberty up to 18.0.0.1. IBM SDK, Java Technology Editions shipped with IBM WebSphere Application Server Traditional Version 9.0.0.0 through 9.0.0.7, and 8.5.0.0 through 8.5.5.13.
- This does not occur on IBM SDK, Java Technology Editions that are shipped with WebSphere Application Servers Fix Packs 18.0.0.2, 9.0.0.8, 8.5.5.14 or later.
Remediation/Fixes
To patch an existing service instance requires two steps:
1. To update WebSphere Application Server refer to the IBM WebSphere Application Server bulletins listed below:
Security Bulletin: Multiple Vulnerabilities in IBM® Java SDK affects WebSphere Application Server January 2018 CPU
2. To apply the RHEL OS updates, run yum update.
Alternatively, delete the vulnerable service instance and create a new instance.
Workarounds and Mitigations
none
Monitor IBM Cloud Status for Future Security Bulletins
Monitor the security notifications on the IBM Cloud Status page to be advised of future security bulletins.
References
IBM Java SDK Security Bulletin
IBM Java SDK Version 8 bundled with WebSphere Application Server
IBM Java SDKs for WebSphere Liberty
IBM SDK Java Technology Edition Version 8.0 for WebSphere Liberty using archives
Change History
06 April 2018: original document 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
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:
15 June 2018
UID
swg22015289