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 in the IBM Java SDK updates in January 2019.
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-2019-2426
DESCRIPTION: An unspecified vulnerability related to the Java SE Networking 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/155744 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)
CVEID: CVE-2018-12547
DESCRIPTION: Eclipse OpenJ9 is vulnerable to a buffer overflow, caused by improper bounds checking by the jio_snprintf() and jio_vsnprintf() functions. By sending an overly long argument, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause the application to crash.
CVSS Base Score: 9.8
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/157512 for more information
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
CVEID: CVE-2018-1890
DESCRIPTION: IBM SDK, Java Technology Edition Version 8 on the AIX platform uses absolute RPATHs which may facilitate code injection and privilege elevation by local users.
CVSS Base Score: 5.6
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/152081 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L)
Affected Products and Versions
IBM Java SDK shipped with IBM WebSphere Application Server Patterns 1.0.0.0 through 1.0.0.7 and 2.2.0.0 through 2.2.5.3
Remediation/Fixes
Please see the IBM Java SDK Security Bulletin for WebSphere Application Server to determine which WebSphere Application Server versions are affected and to obtain the JDK fixes. The interim fix 1.0.0.0-WS-WASPATTERNS-JDK-1901 can be used to apply the January SDK iFixes in a PureApplication Environment.
Download and apply the interim fix 1.0.0.0-WS-WASPATTERNS-JDK-1901.
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References
IBM Java SDK Security Bulletin
Java SE 6, 7, and 7.1 end of service in WebSphere Application Server V8.5
IBM Java SDKs for WebSphere Liberty
Interim Fix 1.0.0.0-WS-WASPATTERNS-JDK-1901
Change History
07 March 2019 - 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:
07 March 2019
UID
ibm10874750