Mattermost 9.89.9 Synced Posts Validation Bypass in Shared Channels
CVE-2024-41144 Published on August 1, 2024
Malicious remote can create/update/delete arbitrary posts in arbitrary channels
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
Vulnerability Analysis
CVE-2024-41144 is exploitable with network access, and requires user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality, a high impact on integrity, and a small impact on availability.
Weakness Type
What is an Authorization Vulnerability?
The software does not restrict or incorrectly restricts access to a resource from an unauthorized actor.
CVE-2024-41144 has been classified to as an Authorization vulnerability or weakness.
Products Associated with CVE-2024-41144
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Affected Versions
Mattermost:- Version 9.9.0 is affected.
- Version 9.5.0, <= 9.5.6 is affected.
- Version 9.7.0, <= 9.7.5 is affected.
- Version 9.8.0, <= 9.8.1 is affected.
- Version 9.10.0 is unaffected.
- Version 9.9.1 is unaffected.
- Version 9.5.7 is unaffected.
- Version 9.7.6 is unaffected.
- Version 9.8.2 is unaffected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.