Article Number: 000153689


DSA-2020-054: Dell EMC Isilon OneFS Security Update for DNS Protocol Vulnerabilities

Article Content


Impact

Medium

Overview

Summary:   
The DNS protocol used by SmartConnect within Dell EMC Isilon OneFS requires a security update to address various vulnerabilities.

Details
  • Denial of Service Vulnerability

Dell EMC Isilon OneFS versions 8.2.2 and earlier contain a denial of service vulnerability. SmartConnect had an error condition that may be triggered to loop, using CPU and potentially preventing other SmartConnect DNS responses.

CVE-2020-5347

CVSS v3.1 Base Score: 5.3 (AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)

NOTE: Some scanners will detect the issue in CVE-2020-5347 as CVE-2004-0789

  • Denial of Service Vulnerability

Dell EMC Isilon OneFS versions 8.2.2 and earlier contain a denial of service vulnerability. SmartConnect had an error condition that may be triggered to loop, using CPU and potentially preventing other SmartConnect DNS responses.

CVE-2020-5347

CVSS v3.1 Base Score: 5.3 (AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)

NOTE: Some scanners will detect the issue in CVE-2020-5347 as CVE-2004-0789

Dell Technologies recommends all customers consider both the CVSS base score and any relevant temporal and environmental scores that may impact the potential severity associated with a particular security vulnerability.

Affected Products and Remediation

Affected products:   
Dell EMC Isilon OneFS versions 8.2.2 and earlier

Remediation:    
For Dell EMC Isilon OneFS versions 8.2.2, 8.2.1, and 8.1.2, the fix for this issue is included in the March 2020 Rollup Patches and will be included in future Rollup Patches. For more information on this fix and to obtain a Rollup patch, see the Current Isilon OneFS Patches document.

For Dell EMC Isilon versions 8.2.0 and 8.1.0.4, we recommend that you upgrade to a newer version of OneFS at your earliest opportunity.

Link to Remedies:    
To upgrade your Dell EMC Isilon OneFS system, contact Dell EMC Isilon OneFS Customer Support.



Affected products:   
Dell EMC Isilon OneFS versions 8.2.2 and earlier

Remediation:    
For Dell EMC Isilon OneFS versions 8.2.2, 8.2.1, and 8.1.2, the fix for this issue is included in the March 2020 Rollup Patches and will be included in future Rollup Patches. For more information on this fix and to obtain a Rollup patch, see the Current Isilon OneFS Patches document.

For Dell EMC Isilon versions 8.2.0 and 8.1.0.4, we recommend that you upgrade to a newer version of OneFS at your earliest opportunity.

Link to Remedies:    
To upgrade your Dell EMC Isilon OneFS system, contact Dell EMC Isilon OneFS Customer Support.



Related Information

Dell Security Advisories and Notices
Dell Vulnerability Response Policy
CVSS Scoring Guide


The information in this Dell Technologies Security Advisory should be read and used to assist in avoiding situations that may arise from the problems described herein. Dell Technologies distributes Security Advisories to bring important security information to the attention of users of the affected product(s). Dell Technologies assesses the risk based on an average of risks across a diverse set of installed systems and may not represent the actual risk to your local installation and individual environment. It is recommended that all users determine the applicability of this information to their individual environments and take appropriate actions. The information set forth herein is provided "as is" without warranty of any kind. Dell Technologies expressly disclaims all warranties, either express or implied, including the warranties of merchantability, fitness for a particular purpose, title and non-infringement. In no event shall Dell Technologies, its affiliates or suppliers, be liable for any damages whatsoever arising from or related to the information contained herein or actions that you decide to take based thereon, including any direct, indirect, incidental, consequential, loss of business profits or special damages, even if Dell Technologies, its affiliates or suppliers have been advised of the possibility of such damages. Some states do not allow the exclusion or limitation of liability for consequential or incidental damages, so the foregoing limitation shall apply to the extent permissible under law.

Article Properties


Affected Product

PowerScale OneFS

Product

PowerScale OneFS, Product Security Information

Last Published Date

10 Apr 2021

Version

3

Article Type

Dell Security Advisory

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