Description
When running in a High Availability configuration, Mattermost fails to sanitize some of the user_updated and post_deleted events broadcast to all users, leading to disclosure of sensitive information to some of the users with currently connected Websocket clients.


Published: 2023-03-31
Score: 4.3 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

No analysis available yet.

Remediation

Vendor Solution

Update Mattermost to version v7.8.0, v7.1.6, v7.7.2, or higher.

Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2023-0949 When running in a High Availability configuration, Mattermost fails to sanitize some of the user_updated and post_deleted events broadcast to all users, leading to disclosure of sensitive information to some of the users with currently connected Websocket clients.
Github GHSA Github GHSA GHSA-8jhh-3jf2-pfwr Mattermost vulnerable to information disclosure
References
History

Fri, 06 Dec 2024 23:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Subscriptions

Mattermost Mattermost Server
cve-icon MITRE

Status: PUBLISHED

Assigner: Mattermost

Published:

Updated: 2024-12-06T23:05:41.615Z

Reserved: 2023-03-31T11:26:09.249Z

Link: CVE-2023-1775

cve-icon Vulnrichment

Updated: 2024-08-02T05:57:25.258Z

cve-icon NVD

Status : Modified

Published: 2023-03-31T12:15:06.700

Modified: 2024-11-21T07:39:53.017

Link: CVE-2023-1775

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses