CVE-2021-43953 : Affected versions of Atlassian Jira Server and Data Center allow unauthenticated

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.

Published 2022-02-15 03:15:07

Updated 2022-04-25 19:35:28

Source Atlassian

View at NVD, CVE.org

Vulnerability category: Cross-site request forgery (CSRF)

Products affected by CVE-2021-43953

Atlassian » Jira
Versions before (<) 8.13.16
cpe:2.3:a:atlassian:jira:*:*:*:*:*:*:*:*
Matching versions
Atlassian » Jira
Versions from including (>=) 8.14.0 and before (<) 8.20.5
cpe:2.3:a:atlassian:jira:*:*:*:*:*:*:*:*
Matching versions
Atlassian » Data Center
Versions from including (>=) 8.14.0 and before (<) 8.20.5
cpe:2.3:a:atlassian:data_center:*:*:*:*:*:*:*:*
Matching versions
Atlassian » Data Center
Versions before (<) 8.13.16
cpe:2.3:a:atlassian:data_center:*:*:*:*:*:*:*:*
Matching versions

Threat overview for CVE-2021-43953

Top countries where our scanners detected CVE-2021-43953

Top open port discovered on systems with this issue 80

IPs affected by CVE-2021-43953 7,571

Threat actors abusing to this issue? Yes

Find out if you^* are affected by CVE-2021-43953!

^*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

Exploit prediction scoring system (EPSS) score for CVE-2021-43953

EPSS FAQ

0.58%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 67 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-43953

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
4.3	MEDIUM	AV:N/AC:M/Au:N/C:N/I:N/A:P	8.6	2.9	NIST
Access Vector: Network Access Complexity: Medium Authentication: None Confidentiality Impact: None Integrity Impact: None Availability Impact: Partial
4.3	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L	2.8	1.4	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: Required Scope: Unchanged Confidentiality: None Integrity: None Availability: Low

CWE ids for CVE-2021-43953

CWE-352 Cross-Site Request Forgery (CSRF)

The web application does not, or can not, sufficiently verify whether a well-formed, valid, consistent request was intentionally provided by the user who submitted the request.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2021-43953

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

[JRASERVER-73170] CSRF allows toggling Thread Contention and CPU Monitoring - CVE-2021-43953 - Create and track feature requests for Atlassian products.
Issue Tracking;Vendor Advisory