CVE-2020-36238: Medium severity atlassian data center vulnerability

Q: What is CVE-2020-36238?

CVE-2020-36238 is a vulnerability in Jira Server and Data Center that allows remote anonymous attackers to determine if a username is valid or not.

Q: How severe is CVE-2020-36238?

CVE-2020-36238 has a severity rating of 5.3, which is considered medium.

Q: What are the affected versions of Jira Server and Data Center?

Jira Server and Data Center versions before 8.5.13, 8.6.0 to 8.13.5, and 8.14.0 to 8.15.1 are affected by CVE-2020-36238.

Q: How can I fix CVE-2020-36238?

To fix CVE-2020-36238, you should update your Jira Server or Data Center to version 8.5.13 or later.

Q: Where can I find more information about CVE-2020-36238?

You can find more information about CVE-2020-36238 on the Atlassian Jira issue page: https://jira.atlassian.com/browse/JRASERVER-72249

Published Apr 1, 2021

Updated

The /rest/api/1.0/render resource in Jira Server and Data Center before version 8.5.13, from version 8.6.0 before version 8.13.5, and from version 8.14.0 before version 8.15.1 allows remote anonymous attackers to determine if a username is valid or not via a missing permissions check.

Affected Software

6 affected components

Atlassian Data Center<8.5.13

Atlassian Jira<8.5.13

Atlassian Jira Data Center>=8.6.0<8.13.5

Atlassian Jira Data Center>=8.14.0<8.15.1

Atlassian Jira Server>=8.6.0<8.13.5

Atlassian Jira Server>=8.14.0<8.15.1

Remediation

Patch Available

https://jira.atlassian.com/browse/JRASERVER-72249

Event History

Apr 1, 2021

CVE Published

via MITRE·02:30 AM

Data Sourced

via MITRE·02:30 AM

DescriptionWeakness

Frequently Asked Questions

What is CVE-2020-36238?

CVE-2020-36238 is a vulnerability in Jira Server and Data Center that allows remote anonymous attackers to determine if a username is valid or not.

How severe is CVE-2020-36238?