Security Bulletin: A vulnerability has been identified in IBM Spectrum Scale which could allow unauthorized access to user data or injection of arbitrary data in the communication protocol (CVE-2020-4927)

Summary

A security vulnerability has been identified in all levels of IBM Spectrum Scale which could allow unauthorized access to user data or injection of arbitrary data in the communication protocol . This vulnerability only affects Spectrum Scale clusters that host file systems. Clusters that only mount file systems owned by other Scale clusters are not impacted. A fix for this vulnerability is available.

Vulnerability Details

CVEID:CVE-2020-4927
**DESCRIPTION:**A vulnerability in the Spectrum Scale core component could allow unauthorized access to user data or injection of arbitrary data in the communication protocol.
CVSS Base score: 5.7
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/191695 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N)

Affected Products and Versions

Remediation/Fixes

For IBM Spectrum Scale levels V5.1.6.1 and lower, apply V5.1.7.0 or later available from FixCentral at:

https://www.ibm.com/support/fixcentral/swg/selectFixes?parent=Software%20defined%20storage&product=ibm/StorageSoftware/IBM+Spectrum+Scale&release=5.1.7&platform=All&function=all

Workarounds and Mitigations

None