What is the severity of CVE-2020-14460?

CVE-2020-14460 has a medium severity level due to its potential impact on admin privileges.

How do I fix CVE-2020-14460?

To fix CVE-2020-14460, upgrade Mattermost Server to version 5.19.0 or later, or apply the relevant security patch.

What versions of Mattermost Server are affected by CVE-2020-14460?

Mattermost Server versions before 5.19.0, including 5.18.1, 5.17.3, 5.16.5, and 5.9.8, are affected by CVE-2020-14460.

Can CVE-2020-14460 allow a non-admin user to create OAuth applications?

Yes, CVE-2020-14460 allows non-admin users to create trusted OAuth applications under certain conditions.

What does it mean for an OAuth application to be trusted in the context of CVE-2020-14460?

A trusted OAuth application can access user data and perform actions without explicit user consent, making it critical to secure.

Vulnerability/
CVE-2020-14460

medium

6.5

19/6/2020

4/8/2024

CVE-2020-14460

First published: Fri Jun 19 2020(Updated: )

An issue was discovered in Mattermost Server before 5.19.0, 5.18.1, 5.17.3, 5.16.5, and 5.9.8. Creation of a trusted OAuth application does not always require admin privileges, aka MMSA-2020-0001.

Credit: cve@mitre.org

Affected Software	Affected Version	How to fix
Mattermost	<5.9.8
Mattermost	>=5.16.0<5.16.5
Mattermost	>=5.17.0<5.17.3
Mattermost	>=5.18.0<5.18.1
Mattermost	=5.19.0-rc1
Mattermost	=5.19.0-rc2
Mattermost	=5.19.0-rc3

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Reference Links

https://mattermost.com/security-updates/

Frequently Asked Questions

What is the severity of CVE-2020-14460?
CVE-2020-14460 has a medium severity level due to its potential impact on admin privileges.
How do I fix CVE-2020-14460?
To fix CVE-2020-14460, upgrade Mattermost Server to version 5.19.0 or later, or apply the relevant security patch.
What versions of Mattermost Server are affected by CVE-2020-14460?
Mattermost Server versions before 5.19.0, including 5.18.1, 5.17.3, 5.16.5, and 5.9.8, are affected by CVE-2020-14460.
Can CVE-2020-14460 allow a non-admin user to create OAuth applications?
Yes, CVE-2020-14460 allows non-admin users to create trusted OAuth applications under certain conditions.
What does it mean for an OAuth application to be trusted in the context of CVE-2020-14460?
A trusted OAuth application can access user data and perform actions without explicit user consent, making it critical to secure.

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