What is the severity of CVE-2021-21563?

CVE-2021-21563 has been classified as a medium severity vulnerability.

How does CVE-2021-21563 affect Dell EMC PowerScale OneFS?

CVE-2021-21563 affects Dell EMC PowerScale OneFS by allowing authenticated users with low privileges to cause a denial of service due to improper condition checks in the auditing component.

What versions of OneFS are affected by CVE-2021-21563?

CVE-2021-21563 affects Dell EMC PowerScale OneFS versions 8.1.2 through 9.1.0.x.

How can the impact of CVE-2021-21563 be mitigated?

Mitigation of CVE-2021-21563 can involve updating to a patched version of Dell EMC PowerScale OneFS that addresses the denial of service issue.

Is there a patch available for CVE-2021-21563?

Yes, patches are available for CVE-2021-21563 and users should upgrade to the latest recommended version of OneFS.

Vulnerability/
CVE-2021-21563

medium

6.5

CWE

754

2/8/2021

16/9/2024

CVE-2021-21563

First published: Mon Aug 02 2021(Updated: )

Dell EMC PowerScale OneFS versions 8.1.2-9.1.0.x contain an Improper Check for Unusual or Exceptional Conditions in its auditing component.This can lead to an authenticated user with low-privileges to trigger a denial of service event.

Credit: security_alert@emc.com

Affected Software	Affected Version	How to fix
Dell EMC Isilon OneFS	=8.1.3
Dell EMC Isilon OneFS	=8.2.1
Dell EMC Isilon OneFS	=8.2.2
Dell EMC Isilon OneFS	=9.0.0.0
Dell EMC Isilon OneFS	=9.1.0.0

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Reference Links

https://www.dell.com/support/kbdoc/000188148

Frequently Asked Questions

What is the severity of CVE-2021-21563?
CVE-2021-21563 has been classified as a medium severity vulnerability.
How does CVE-2021-21563 affect Dell EMC PowerScale OneFS?
CVE-2021-21563 affects Dell EMC PowerScale OneFS by allowing authenticated users with low privileges to cause a denial of service due to improper condition checks in the auditing component.
What versions of OneFS are affected by CVE-2021-21563?
CVE-2021-21563 affects Dell EMC PowerScale OneFS versions 8.1.2 through 9.1.0.x.
How can the impact of CVE-2021-21563 be mitigated?
Mitigation of CVE-2021-21563 can involve updating to a patched version of Dell EMC PowerScale OneFS that addresses the denial of service issue.
Is there a patch available for CVE-2021-21563?
Yes, patches are available for CVE-2021-21563 and users should upgrade to the latest recommended version of OneFS.

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canonical/dell emc isilon onefs
version/dell emc isilon onefs/8.1.3
version/dell emc isilon onefs/8.2.1
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version/dell emc isilon onefs/9.0.0.0
version/dell emc isilon onefs/9.1.0.0

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