CVE-2024-41144: Malicious remote can create/update/delete arbitrary posts in arbitrary channels

Published Aug 1, 2024
·
Updated

Mattermost versions 9.9.x <= 9.9.0, 9.5.x <= 9.5.6, 9.7.x <= 9.7.5, 9.8.x <= 9.8.1 fail to properly validate synced posts, when shared channels are enabled,  which allows a malicious remote to create/update/delete arbitrary posts in arbitrary channels

Affected Software

10 affected componentsFixes available
go/github.com/mattermost/mattermost/server/v8=9.9.0
9.9.1
go/github.com/mattermost/mattermost/server/v8>=9.8.0<9.8.2
9.8.2
go/github.com/mattermost/mattermost/server/v8>=9.7.0<9.7.6
9.7.6
go/github.com/mattermost/mattermost/server/v8>=9.5.0<9.5.7
9.5.7
Mattermost Mattermost Server>=9.5.0<9.5.7
Mattermost Mattermost Server>=9.7.0<9.7.6
Mattermost Mattermost Server>=9.8.0<9.8.2
Mattermost Mattermost Server=9.9.0
go/github.com/mattermost/mattermost<5.3.2-0.20240619142046-8181a9ddffc0
5.3.2-0.20240619142046-8181a9ddffc0
go/github.com/mattermost/mattermost/server/v8<8.0.0-20240619142046-8181a9ddffc0
8.0.0-20240619142046-8181a9ddffc0

Remediation

Information

Update Mattermost to versions 9.10.0, 9.9.1, 9.5.7, 9.7.6, 9.8.2 or higher.

Event History

Aug 1, 2024
CVE Published
via MITRE·02:05 PM
Data Sourced
via MITRE·02:05 PM
RemedyDescriptionSeverityWeakness
Advisory Published
via GitHub·03:32 PM
Data Sourced
via GitHub·03:32 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What versions of Mattermost are affected by CVE-2024-41144?

Mattermost versions 9.9.x up to 9.9.0, 9.5.x up to 9.5.6, 9.7.x up to 9.7.5, and 9.8.x up to 9.8.1 are affected by CVE-2024-41144.

2

What is the severity of CVE-2024-41144?

CVE-2024-41144 allows a remote attacker to create, update, or delete arbitrary posts in channels, posing a significant security risk.

3

How do I fix CVE-2024-41144?

To remediate CVE-2024-41144, upgrade Mattermost to versions 9.9.1, 9.8.2, 9.7.6, or 9.5.7, based on your currently installed version.

4

What are the potential impacts of CVE-2024-41144?

The vulnerability could allow attackers to manipulate content within shared Mattermost channels, leading to misinformation or unauthorized actions.

5

Is CVE-2024-41144 related to shared channels in Mattermost?

Yes, CVE-2024-41144 specifically affects the validation of synced posts when shared channels are enabled in Mattermost.

Contact

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