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Security Bulletin: A Vulnerabilitiy in IBM Java SDK affects IBM Application Delivery Intelligence V5.1.0 (CVE-2019-2964)

Security Bulletin


Summary

A Vulnerabilitiy in IBM Java SDK affects IBM Application Delivery Intelligence V5.1.0 (CVE-2019-2964).

Vulnerability Details

CVEID:   CVE-2019-2964
DESCRIPTION:   An unspecified vulnerability in Java SE related to the 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/169270 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L)

Affected Products and Versions

Affected Product(s)Version(s)
Application Delivery IntelligenceAll

Remediation/Fixes

Customers need to perform the following steps to apply the fix:

  1.   Obtain the latest Java JRE CPU update for the IBM Java SDK by using the following information:
  2. Upgrade your JRE by following the instructions in the link below:
    How to update the IBM SDK for Java of IBM Rational products based on version 3.0.1.6 or later of IBM's Jazz technology 
  3. Navigate to the server directory in your Rational product installation path, and go to jre/lib/security path.
    1. Open the java.security file by using your preferred text editor (e.g., Notepad for Windows or Vim Editor for Linux).
    2. Remove the MD5 option from the jdk.jar.disabledAlgorithms parameter set:
      • Before modification:
        jdk.jar.disabledAlgorithms=MD2, MD5, RSA keySize < 1024
         
      • After modification:
        jdk.jar.disabledAlgorithms=MD2, RSA keySize < 1024

Workarounds and Mitigations

None

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References

Complete CVSS v3 Guide
On-line Calculator v3

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Related Information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Change History

04 Jun 2020: Initial Publication

*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.

Document Location

Worldwide

[{"Business Unit":{"code":"BU058","label":"IBM Infrastructure w\/TPS"},"Product":{"code":"SSKK7E","label":"IBM Application Delivery Intelligence for IBM Z"},"Component":"","Platform":[{"code":"PF033","label":"Windows"},{"code":"PF016","label":"Linux"}],"Version":"All","Edition":"","Line of Business":{"code":"LOB35","label":"Mainframe SW"}}]

Document Information

Modified date:
13 October 2020

Initial Publish date:
04 June 2020

UID

ibm16232676

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