What is the severity of CVE-2023-49607?

CVE-2023-49607 is assigned a severity rating based on its potential impact on the Mattermost server, which may allow service disruption.

How do I mitigate CVE-2023-49607?

To mitigate CVE-2023-49607, you should update your Mattermost server to the latest version that addresses this vulnerability.

What versions of Mattermost are affected by CVE-2023-49607?

CVE-2023-49607 affects Mattermost server versions up to 7.8.14, as well as various versions between 8.0.0 and 9.2.1.

Can CVE-2023-49607 lead to a denial of service?

Yes, CVE-2023-49607 can potentially cause a denial of service by crashing the Playbook Plugin when the status dialog is updated.

Is there a patch available for CVE-2023-49607?

Yes, a patch for CVE-2023-49607 is included in the latest releases of the Mattermost server, which should be applied immediately.

Vulnerability/
CVE-2023-49607

high

7.5

CWE

754

12/12/2023

2/8/2024

CVE-2023-49607: Playbook plugin crash via missing interface type assertion

First published: Tue Dec 12 2023(Updated: )

Mattermost fails to validate the type of the "reminder" body request parameter allowing an attacker to crash the Playbook Plugin when updating the status dialog.

Credit: responsibledisclosure@mattermost.com

Affected Software	Affected Version	How to fix
Mattermost	<=7.8.14
Mattermost	>=8.0.0<=8.1.5
Mattermost	>=9.0.0<=9.0.3
Mattermost	>=9.1.0<=9.1.2
Mattermost	>=9.2.0<=9.2.1
Mattermost	=9.1.1

Remedy

Update Mattermost Plugins to versions 9.2.2, 8.1.6, 9.0.4, 9.1.3 or higher.

Never miss a vulnerability like this again

Reference Links

https://mattermost.com/security-updates

Frequently Asked Questions

What is the severity of CVE-2023-49607?
CVE-2023-49607 is assigned a severity rating based on its potential impact on the Mattermost server, which may allow service disruption.
How do I mitigate CVE-2023-49607?
To mitigate CVE-2023-49607, you should update your Mattermost server to the latest version that addresses this vulnerability.
What versions of Mattermost are affected by CVE-2023-49607?
CVE-2023-49607 affects Mattermost server versions up to 7.8.14, as well as various versions between 8.0.0 and 9.2.1.
Can CVE-2023-49607 lead to a denial of service?
Yes, CVE-2023-49607 can potentially cause a denial of service by crashing the Playbook Plugin when the status dialog is updated.
Is there a patch available for CVE-2023-49607?
Yes, a patch for CVE-2023-49607 is included in the latest releases of the Mattermost server, which should be applied immediately.

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