Information Exposure Through an Error Message Affecting github.com/mattermost/mattermost/server/v8/channels/api4 package, versions >=8.1.0 <8.1.13>=9.5.0 <9.5.4>=9.7.0 <9.7.2


Severity

Recommended
0.0
medium
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.42% (63rd percentile)

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  • Snyk IDSNYK-GOLANG-GITHUBCOMMATTERMOSTMATTERMOSTSERVERV8CHANNELSAPI4-7116807
  • published27 May 2024
  • disclosed26 May 2024
  • creditvultza

Introduced: 26 May 2024

CVE-2024-34029  (opens in a new tab)
CWE-200  (opens in a new tab)

How to fix?

Upgrade github.com/mattermost/mattermost/server/v8/channels/api4 to version 8.1.13, 9.5.4, 9.7.2 or higher.

Overview

github.com/mattermost/mattermost/server/v8/channels/api4 is a platform for secure collaboration across the entire software development lifecycle

Affected versions of this package are vulnerable to Information Exposure Through an Error Message through the /api/v4/groups/<group-id>/channels/<channel-id>/link endpoint. An attacker can learn the members of an AD/LDAP group linked to a team by adding the group to a channel, even if they have no access to the team.

CVSS Base Scores

version 3.1