What is the severity of CVE-2024-11599?

CVE-2024-11599 is rated as a critical vulnerability due to its potential to allow unauthorized email registrations.

How do I fix CVE-2024-11599?

To fix CVE-2024-11599, update Mattermost to the latest patched version that addresses this email validation issue.

Which Mattermost versions are affected by CVE-2024-11599?

CVE-2024-11599 affects Mattermost versions 10.0.x up to 10.0.1, 10.1.x up to 10.1.1, 9.11.x up to 9.11.3, and 9.5.x up to 9.5.11.

Can CVE-2024-11599 be exploited without authentication?

Yes, CVE-2024-11599 can be exploited by unauthenticated users, allowing them to bypass email domain restrictions.

What type of attack does CVE-2024-11599 enable?

CVE-2024-11599 enables attackers to exploit the vulnerability to manipulate email registrations and potentially create accounts with unauthorized email addresses.

Vulnerability/
CVE-2024-11599

high

8.2

CWE

754

28/11/2024

29/11/2024

CVE-2024-11599: Domain Restriction Bypass on Registration

First published: Thu Nov 28 2024(Updated: )

Mattermost versions 10.0.x <= 10.0.1, 10.1.x <= 10.1.1, 9.11.x <= 9.11.3, 9.5.x <= 9.5.11 fail to properly validate email addresses which allows an unauthenticated user to bypass email domain restrictions via carefully crafted input on email registration.

Credit: responsibledisclosure@mattermost.com

Affected Software	Affected Version	How to fix
Mattermost	<=10.0.1<=10.1.1<=9.11.3<=9.5.11

Remedy

Update Mattermost to versions 10.2.0, 10.0.2, 10.1.2, 9.11.4, 9.5.12 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-2024-11599?
CVE-2024-11599 is rated as a critical vulnerability due to its potential to allow unauthorized email registrations.
How do I fix CVE-2024-11599?
To fix CVE-2024-11599, update Mattermost to the latest patched version that addresses this email validation issue.
Which Mattermost versions are affected by CVE-2024-11599?
CVE-2024-11599 affects Mattermost versions 10.0.x up to 10.0.1, 10.1.x up to 10.1.1, 9.11.x up to 9.11.3, and 9.5.x up to 9.5.11.
Can CVE-2024-11599 be exploited without authentication?
Yes, CVE-2024-11599 can be exploited by unauthenticated users, allowing them to bypass email domain restrictions.
What type of attack does CVE-2024-11599 enable?
CVE-2024-11599 enables attackers to exploit the vulnerability to manipulate email registrations and potentially create accounts with unauthorized email addresses.

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