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CVE-2024-39274

nvd nist
Published: Aug 1, 2024Modified: Aug 23, 2024

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6.5
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Exploitability: 2.8 / Impact: 3.6
Source: NVD

Description

Mattermost versions 9.9.x <= 9.9.0, 9.5.x <= 9.5.6, 9.7.x <= 9.7.5 and 9.8.x <= 9.8.1 fail to properly validate that the channel that comes from the sync message is a shared channel, when shared channels are enabled, which allows a malicious remote to add users to arbitrary teams and channels

Affected (4)

Mattermost
1 product
Mattermost
Configuration A
4 vulnerable
Vulnerable SoftwareAffected Versions
Mattermost
Mattermost
From 9.5.0 to 9.5.7
Mattermost
From 9.7.0 to 9.7.6
Mattermost
From 9.8.0 to 9.8.2
Mattermost
Version 9.9.0

Related CWEs

CWE-284
Improper Access Control
The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

References (1)

Source: responsibledisclosure@mattermost.com
Vendor Advisory

Timeline

No history available yet.