What is CVE-2021-43953?

CVE-2021-43953 is a Cross-Site Request Forgery (CSRF) vulnerability in Atlassian Jira Server and Data Center.

Which versions of Atlassian Jira Server and Data Center are affected by CVE-2021-43953?

Affected versions of Atlassian Jira Server and Data Center are before 8.13.16 and between 8.14.0 and 8.20.5.

What is the severity of CVE-2021-43953?

The severity of CVE-2021-43953 is medium (4.3).

How can I fix CVE-2021-43953?

To fix CVE-2021-43953, update Atlassian Jira Server or Data Center to version 8.13.16 or above, or between 8.20.5 and 8.14.0.

Vulnerability/
CVE-2021-43953

medium

4.3

CWE

352

15/2/2022

8/10/2024

CVE-2021-43953: CSRF

Q: How does CVE-2021-43953 impact Atlassian Jira Server and Data Center?

CVE-2021-43953 allows unauthenticated remote attackers to toggle the Thread Contention and CPU monitoring settings.

First published: Tue Feb 15 2022(Updated: )

Affected versions of Atlassian Jira Server and Data Center allow unauthenticated remote attackers to toggle the Thread Contention and CPU monitoring settings via a Cross-Site Request Forgery (CSRF) vulnerability in the /secure/admin/ViewInstrumentation.jspa endpoint. The affected versions are before version 8.13.16, and from version 8.14.0 before 8.20.5.

Credit: security@atlassian.com

Affected Software	Affected Version	How to fix
Atlassian Data Center	<8.13.16
Atlassian Data Center	>=8.14.0<8.20.5
Atlassian JIRA	<8.13.16
Atlassian JIRA	>=8.14.0<8.20.5

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Reference Links

https://jira.atlassian.com/browse/JRASERVER-73170

Frequently Asked Questions

What is CVE-2021-43953?
CVE-2021-43953 is a Cross-Site Request Forgery (CSRF) vulnerability in Atlassian Jira Server and Data Center.
How does CVE-2021-43953 impact Atlassian Jira Server and Data Center?
CVE-2021-43953 allows unauthenticated remote attackers to toggle the Thread Contention and CPU monitoring settings.
Which versions of Atlassian Jira Server and Data Center are affected by CVE-2021-43953?
Affected versions of Atlassian Jira Server and Data Center are before 8.13.16 and between 8.14.0 and 8.20.5.
What is the severity of CVE-2021-43953?
The severity of CVE-2021-43953 is medium (4.3).
How can I fix CVE-2021-43953?
To fix CVE-2021-43953, update Atlassian Jira Server or Data Center to version 8.13.16 or above, or between 8.20.5 and 8.14.0.

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agent/references
agent/last-modified-date
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agent/author
agent/softwarecombine
agent/tags
agent/first-publish-date
agent/event
agent/description
vendor/atlassian
canonical/atlassian data center
version/atlassian data center/8.14.0
canonical/atlassian jira
version/atlassian jira/8.14.0

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