CVE-2021-43953

Description

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.

Category

4.3
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.65%
Vendor Advisory atlassian.com
Affected: Atlassian Jira Server
Affected: Atlassian Jira Data Center
Published at:
Updated at:

References

Link Tags
https://jira.atlassian.com/browse/JRASERVER-73170 issue tracking vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-43953?
CVE-2021-43953 has been scored as a medium severity vulnerability.
How to fix CVE-2021-43953?
To fix CVE-2021-43953, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-43953 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-43953 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-43953?
CVE-2021-43953 affects Atlassian Jira Server, Atlassian Jira Data Center.
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