CVE-2023-6459

Public endpoint /metrics of Calls plugin reveals channel IDs

State: Published
Severity: 5.3 Medium
Published: Dec 6, 2023
Updated: Dec 16, 2024
Reserved: Dec 1, 2023

Description

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.

Scores

CVSS	Score	Vector	Source
3.1	5.3 Medium	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N	Mattermost

Weaknesses

CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

Affected Products

Product	Versions
MattermostMattermost	7.8.13 and earlierAffected 8.1.4 and earlierAffected 8.1.5Not affected 7.8.14Not affected

References

https://mattermost.com/security-updates

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