Security Bulletin: The Elastic Storage Server is affected by a vulnerability in IBM Spectrum Scale (CVE-2018-1783)

Summary

The Elastic Storage Server is affected by a vulnerability in IBM Spectrum Scale which could allow an unprivileged, authenticated user with access to a GPFS node to forcefully terminate GPFS and deny access to data available through GPFS (CVE-2018-1783).

Vulnerability Details

CVEID: CVE-2018-1783 DESCRIPTION: IBM GPFS command line utility allows an unprivileged, authenticated user with access to a GPFS node to forcefully terminate GPFS and deny access to data available through GPFS.
CVSS Base Score: 6.2
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/148806&gt; for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)

Affected Products and Versions

The Elastic Storage Server 5.3 thru 5.3.1.1
The Elastic Storage Server 5.0.0 thru 5.2.3
The Elastic Storage Server 4.5.0 thru 4.6.0
The Elastic Storage Server 4.0.0 thru 4.0.6

The Elastic Storage Server 3.5.0 thru 3.5.6
The Elastic Storage Server 3.0.0 thru 3.0.5
The Elastic Storage Server 2.5.0 thru 2.5.5

Remediation/Fixes

For IBM Elastic Storage Server V5.0.0. thru 5.3.1.1, apply V5.3.2 available from FixCentral at:

https://www-945.ibm.com/support/fixcentral/swg/selectFixes?parent=Software%20defined%20storage&product=ibm/StorageSoftware/IBM+Elastic+Storage+Server+(ESS)&release=5.3.0&platform=Linux+64-bit,pSeries&function=all

For IBM Elastic Storage Server V5.0.0. thru 5.2.3, apply V5.2.4 available from FixCentral at:

https://www-945.ibm.com/support/fixcentral/swg/selectFixes?parent=Software%20defined%20storage&product=ibm/StorageSoftware/IBM+Elastic+Storage+Server+(ESS)&release=5.2.0&platform=Linux+64-bit,pSeries&function=all

Notes:
If you are unable to upgrade to ESS 5.3.2 or 5.2.4, please contact IBM Service to obtain an efix:

- For IBM Elastic Storage Server 5.3 - 5.3.1.1, reference APAR IJ08220
- For IBM Elastic Storage Server 5.0 - 5.2.3, reference APAR IJ08214
- For IBM Elastic Storage Server 4.0.0 - 4.6.0, reference APAR IJ08214

-For IBM Elastic Storage Server 2.5.0 thru 3.5.6, reference APAR IJ08213

To contact IBM Service, see http://www.ibm.com/planetwide/

Workarounds and Mitigations

None