CVE-2023-6459 MEDIUM

CVE-2023-6459: Public endpoint /metrics of Calls plugin reveals channel IDs

Vendor Mattermost
Product Mattermost
Weakness CWE-200 · Info exposure
Published December 6, 2023
Last update December 16, 2024
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CVSS base score

5.3/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality Low
Integrity None

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

What the vulnerability does

01Description

Mattermost is grouping calls in the /metrics endpoint by id and reports that id in the response. Since this id is the channelID, the public /metrics endpoint is revealing channelIDs.

Key dates

02Disclosure timeline

December 6, 2023 CVE published
December 16, 2024 Record updated