Security Bulletin: A vulnerability in IBM WebSphere Application Server affects IBM Spectrum Scale

Summary

There is a vulnerability in IBM WebSphere Application Server, used by IBM Spectrum Scale, 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

IBM Spectrum Scale V5.0.0.0 through V5.0.4.3

IBM Spectrum Scale V4.2.0.0 through V4.2.3.20

Remediation/Fixes

For IBM Spectrum Scale V5.0.0.0 thru 5.0.4.3, apply V5.0.4.4 available from FixCentral at:

https://www.ibm.com/support/fixcentral/swg/selectFixes?parent=Software%20defined%20storage&product=ibm/StorageSoftware/IBM+Spectrum+Scale&release=5.0.4&platform=All&function=all

For IBM Spectrum Scale V4.2.0.0 thru V4.2.3.20, apply V4.2.3.21 available from FixCentral at:

https://www.ibm.com/support/fixcentral/swg/selectFixes?parent=Software%20defined%20storage&product=ibm/StorageSoftware/IBM+Spectrum+Scale&release=4.2.3&platform=All&function=all

If you cannot apply the latest level of service, contact IBM Service for an efix:

- For IBM Spectrum Scale V5.0.0.0 through V5.0.4.3, reference APAR ** IJ24119**

- For IBM Spectrum Scale V4.2.0.0 through V4.2.3.20, reference APAR IJ24099

Workarounds and Mitigations

None