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Security Bulletin: Multiple vulnerabilities in IBM Java Runtime affect z/TPF

Created by Laura Underhill on
Published URL:
https://www.ibm.com/support/pages/node/729975
729975

Security Bulletin


Summary

There are multiple vulnerabilities in IBM® Runtime Environment Java™ Version 8 used by the z/TPF system. z/TPF has addressed the applicable CVEs.

Vulnerability Details

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-2018-2973
DESCRIPTION:  An unspecified vulnerability related to the Java SE JSSE component could allow an unauthenticated attacker to cause no confidentiality impact, high integrity impact, and no availability impact.
CVSS Base Score: 5.9
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/146835 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N)

CVEID:  CVE-2018-2940
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: 4.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/146803 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N)

CVEID:  CVE-2018-2952
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: 3.7
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/146815 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L)

CVEID:  CVE-2018-1517
DESCRIPTION:  A flaw in the java.math component in IBM SDK, Java Technology Edition may allow an attacker to inflict a denial-of-service attack with specially crafted String data.
CVSS Base Score: 5.9
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/141681 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H)

Affected Products and Versions

z/TPF Enterprise Edition Version 1.1.14 - 1.1.15

Remediation/Fixes

Product

VRMF APAR Remediation/First Fix
z/TPF 1.1.14 - 1.1.15 PJ45124

Download and install the PJ45124_ibm-java-jre-8.0-5.20 package from the IBM 64-bit Runtime Environment for z/TPF, Java Technology Edition, Version 8 download page.

 

Workarounds and Mitigations

None

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Important Note

IBM strongly suggests that all System z customers be subscribed to the System z Security Portal to receive the latest critical System z security and integrity service. If you are not subscribed, see the instructions on the System z Security web site. Security and integrity APARs and associated fixes will be posted to this portal. IBM suggests reviewing the CVSS scores and applying all security or integrity fixes as soon as possible to minimize any potential risk.

References

Off

Acknowledgement

CVE-2018-1517 was reported to IBM by Michael Weissbacher

Change History

11 Sep 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

Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.

Internal Use Only

Advisory ID    12959
Product Record ID    119883

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Document Information

Modified date:
11 September 2018

UID

ibm10729975