CVE-2024-1953: Medium severity mattermost vulnerability

Published Feb 29, 2024
·
Updated

Mattermost versions 8.1.x before 8.1.9, 9.2.x before 9.2.5, 9.3.0, and 9.4.x before 9.4.2 fail to limit the number of role names requested from the API, allowing an authenticated attacker to cause the server to run out of memory and crash by issuing an unusually large HTTP request.

Affected Software

8 affected componentsFixes available
go/github.com/mattermost/mattermost/server/v8<8.1.9
8.1.9
go/github.com/mattermost/mattermost/server/v8>=9.2.0<9.2.5
9.2.5
go/github.com/mattermost/mattermost/server/v8>=9.3.0<9.3.1
9.3.1
go/github.com/mattermost/mattermost/server/v8>=9.4.0<9.4.2
9.4.2
Mattermost Mattermost Server>=8.1.0<8.1.9
Mattermost Mattermost Server>=9.2.0<9.2.5
Mattermost Mattermost Server>=9.4.0<9.4.2
Mattermost Mattermost Server=9.3.0

Remediation

Information

Update Mattermost Server to versions 9.5, 9.4.2, 9.3.1, 9.2.5, 8.1.9, or higher.

Event History

Feb 29, 2024
CVE Published
via MITRE·10:42 AM
Data Sourced
via MITRE·10:42 AM
RemedyDescriptionSeverityWeakness
Data Sourced
via NVD·11:15 AM
DescriptionSeverityWeaknessAffected Software
Advisory Published
via GitHub·12:31 PM

Frequently Asked Questions

1

What is the severity of CVE-2024-1953?

CVE-2024-1953 has a high severity as it allows an authenticated attacker to potentially crash the server by overwhelming it with large HTTP requests.

2

How do I fix CVE-2024-1953?

To fix CVE-2024-1953, update Mattermost to version 8.1.9, 9.2.5, 9.3.1, or 9.4.2 or later.

3

Which Mattermost versions are affected by CVE-2024-1953?

Mattermost versions earlier than 8.1.9, 9.2.5, 9.3.0, and 9.4.2 are affected by CVE-2024-1953.

4

What type of attack does CVE-2024-1953 describe?

CVE-2024-1953 describes a denial-of-service attack where the server can run out of memory due to excessively large role name requests.

5

Is CVE-2024-1953 related to authentication?

Yes, CVE-2024-1953 requires the attacker to be authenticated in order to exploit the vulnerability.

Contact

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