Security Bulletin: A vulnerability in IBM WebSphere Application Server Liberty affects IBM Spectrum Scale packaged in IBM Elastic Storage System 3000(CVE-2019-4720)

Summary

There is a vulnerability in IBM WebSphere Application Server Liberty, used by IBM Elastic Storage System 3000, which could allow a remote attacker to cause a denial of service.

Vulnerability Details

CVEID:CVE-2019-4720
**DESCRIPTION:**IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 is vulnerable to a denial of service, caused by sending a specially-crafted request. A remote attacker could exploit this vulnerability to cause the server to consume all available memory. IBM X-Force ID: 172125.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/172125 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)

Affected Products and Versions

Remediation/Fixes

For IBM Elastic Storage System 3000 V6.0.0 thru 6.0.0.1, apply V6.0.0.2 available from FixCentral at:

https://www.ibm.com/support/fixcentral/swg/selectFixes?parent=Software%20defined%20storage&product=ibm/StorageSoftware/IBM+Elastic+Storage+Server+(ESS)&release=6.0.0&platform=All&function=all

If you are unable to upgrade to ESS 3000 V6.0.0.2, contact IBM Service to obtain an efix:

- For IBM Elastic Storage System 6.0.0 - 6.0.0.1, reference APAR IJ24119

Workarounds and Mitigations

None