Information Exposure Affecting github.com/mattermost/mattermost-server/v6 package, versions <7.8.14


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    EPSS
    0.05% (18th percentile)

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  • Snyk ID SNYK-GOLANG-GITHUBCOMMATTERMOSTMATTERMOSTSERVERV6-6129520
  • published 17 Dec 2023
  • disclosed 6 Dec 2023
  • credit Unknown

How to fix?

Upgrade github.com/mattermost/mattermost-server/v6 to version 7.8.14 or higher.

Overview

github.com/mattermost/mattermost-server/v6 is an open source, private cloud, Slack-alternative.

Affected versions of this package are vulnerable to Information Exposure via the /metrics endpoint which groups calls by id and reports that id in the response, potentially revealing sensitive channelIDs to unauthorized actors.

CVSS Scores

version 3.1
Expand this section

Snyk

Recommended
5.3 medium
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    Low
  • Integrity (I)
    None
  • Availability (A)
    None
Expand this section

NVD

5.3 medium