What is the severity of CVE-2021-21550?

The severity of CVE-2021-21550 is classified as critical due to its potential for privilege escalation.

How do I fix CVE-2021-21550?

To fix CVE-2021-21550, upgrade Dell EMC PowerScale OneFS to a version that is not affected, such as OneFS 8.1.1 or later.

What are the risk implications of CVE-2021-21550?

The risk implications of CVE-2021-21550 include potential unauthorized access and privilege escalation on affected systems.

Vulnerability/
CVE-2021-21550

high

7.2

CWE

6/5/2021

16/9/2024

CVE-2021-21550: OS Command Injection

First published: Thu May 06 2021(Updated: )

Dell EMC PowerScale OneFS 8.1.0-9.1.0 contain an improper neutralization of special elements used in an OS command vulnerability. This vulnerability can allow an authenticated user with ISI_PRIV_LOGIN_SSH or ISI_PRIV_LOGIN_CONSOLE privileges to escalate privileges.

Credit: security_alert@emc.com

Affected Software	Affected Version	How to fix
Dell EMC Isilon OneFS	=8.1.1
Dell EMC Isilon OneFS	=8.1.2
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/000185978

Frequently Asked Questions

What is the severity of CVE-2021-21550?
The severity of CVE-2021-21550 is classified as critical due to its potential for privilege escalation.
How do I fix CVE-2021-21550?
To fix CVE-2021-21550, upgrade Dell EMC PowerScale OneFS to a version that is not affected, such as OneFS 8.1.1 or later.
Who is affected by CVE-2021-21550?
Authenticated users with ISI_PRIV_LOGIN_SSH or ISI_PRIV_LOGIN_CONSOLE privileges are affected by CVE-2021-21550.
What kind of vulnerability is CVE-2021-21550?
CVE-2021-21550 is an improper neutralization of special elements used in an OS command vulnerability.
What are the risk implications of CVE-2021-21550?
The risk implications of CVE-2021-21550 include potential unauthorized access and privilege escalation on affected systems.

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