CVE-2019-20101: Medium severity atlassian data center vulnerability

Published Sep 14, 2021
·
Updated

Affected versions of Atlassian Jira Server and Data Center allow anonymous remote attackers to view whitelist rules via a Broken Access Control vulnerability in the /rest/whitelist/<version>/check endpoint. The affected versions are before version 8.13.3, and from version 8.14.0 before 8.14.1.

Affected Software

4 affected components
Atlassian Data Center<8.13.3
Atlassian Data Center=8-14
Atlassian Jira<8.13.3
Atlassian Jira=8-14.0

Event History

Sep 14, 2021
CVE Published
via MITRE·05:10 AM
Data Sourced
via MITRE·05:10 AM
DescriptionWeakness
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Frequently Asked Questions

1

What is CVE-2019-20101?

CVE-2019-20101 is a vulnerability in Atlassian Jira Server and Data Center that allows anonymous remote attackers to view whitelist rules.

2

How can the CVE-2019-20101 vulnerability be exploited?

The CVE-2019-20101 vulnerability can be exploited by sending a request to the /rest/whitelist/<version>/check endpoint.

3

Which versions of Atlassian Jira Server and Data Center are affected by CVE-2019-20101?

Versions before 8.13.3 of Atlassian Jira Server and Data Center, and versions from 8.14.0 before 8.14.1 are affected by CVE-2019-20101.

4

What is the severity of CVE-2019-20101?

CVE-2019-20101 has a severity rating of 5.3 (medium).

5

How can I fix the CVE-2019-20101 vulnerability?

To fix the CVE-2019-20101 vulnerability, it is recommended to upgrade to version 8.13.3 or higher of Atlassian Jira Server and Data Center.

Contact

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