What is CVE-2019-20106?

CVE-2019-20106 is a vulnerability in Atlassian Jira Server and Data Center that allows remote attackers to make comments on a ticket to which they do not have commenting permissions.

What is the severity of CVE-2019-20106?

CVE-2019-20106 has a severity rating of medium with a score of 4.3.

How does CVE-2019-20106 affect Atlassian Jira Server and Data Center?

CVE-2019-20106 affects Atlassian Jira Server and Data Center versions before 7.13.12, from 8.0.0 before 8.5.4, and 8.6.0 before 8.6.1.

How can remote attackers exploit CVE-2019-20106?

Remote attackers can exploit CVE-2019-20106 by making comments on a ticket to which they do not have commenting permissions.

Is there a fix for CVE-2019-20106?

Yes, upgrading to Atlassian Jira Server and Data Center version 7.13.12, 8.5.4, or 8.6.1 (or later versions) resolves CVE-2019-20106.

Vulnerability/
CVE-2019-20106

medium

4.3

CWE

276

6/2/2020

30/3/2022

CVE-2019-20106

First published: Thu Feb 06 2020(Updated: )

Comment properties in Atlassian Jira Server and Data Center before version 7.13.12, from 8.0.0 before version 8.5.4, and 8.6.0 before version 8.6.1 allows remote attackers to make comments on a ticket to which they do not have commenting permissions via a broken access control bug.

Credit: security@atlassian.com

Affected Software	Affected Version	How to fix
Atlassian JIRA	<7.13.12
Atlassian Jira Data Center	>=8.0.0<8.5.4
Atlassian Jira Data Center	=8.6.0
Atlassian Jira Server	>=8.0.0<8.5.4
Atlassian Jira Server	=8.6.0
Atlassian Jira Software Data Center	<7.13.12

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Reference Links

https://jira.atlassian.com/browse/JRASERVER-70543

Frequently Asked Questions

What is CVE-2019-20106?
CVE-2019-20106 is a vulnerability in Atlassian Jira Server and Data Center that allows remote attackers to make comments on a ticket to which they do not have commenting permissions.
What is the severity of CVE-2019-20106?
CVE-2019-20106 has a severity rating of medium with a score of 4.3.
How does CVE-2019-20106 affect Atlassian Jira Server and Data Center?
CVE-2019-20106 affects Atlassian Jira Server and Data Center versions before 7.13.12, from 8.0.0 before 8.5.4, and 8.6.0 before 8.6.1.
How can remote attackers exploit CVE-2019-20106?
Remote attackers can exploit CVE-2019-20106 by making comments on a ticket to which they do not have commenting permissions.
Is there a fix for CVE-2019-20106?
Yes, upgrading to Atlassian Jira Server and Data Center version 7.13.12, 8.5.4, or 8.6.1 (or later versions) resolves CVE-2019-20106.

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vendor/atlassian
canonical/atlassian jira
canonical/atlassian jira data center
version/atlassian jira data center/8.0.0
version/atlassian jira data center/8.6.0
canonical/atlassian jira server
version/atlassian jira server/8.0.0
version/atlassian jira server/8.6.0
canonical/atlassian jira software data center

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