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CVE-2024-39777

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

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9.6
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N
Exploitability: 3.1 / Impact: 5.8
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 disallow unsolicited invites to expose access to local channels, when shared channels are enabled, which allows a malicious remote to send an invite with the ID of an existing local channel, and that local channel will then become shared without the consent of the local admin.

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.