Improper Access Control Affecting github.com/mattermost/mattermost/server/v8/channels/app package, versions <8.1.7 >=9.0.0-rc1 <9.3.0-rc1


Severity

Recommended
0.0
low
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    EPSS
    0.05% (16th percentile)

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  • Snyk ID SNYK-GOLANG-GITHUBCOMMATTERMOSTMATTERMOSTSERVERV8CHANNELSAPP-6141155
  • published 2 Jan 2024
  • disclosed 2 Jan 2024
  • credit Unknown

How to fix?

Upgrade github.com/mattermost/mattermost/server/v8/channels/app to version 8.1.7, 9.3.0-rc1 or higher.

Overview

Affected versions of this package are vulnerable to Improper Access Control. An attacker can change group names by exploiting the permissions of a user session that should have been restricted after demotion to guest status.

References

CVSS Scores

version 3.1
Expand this section

Snyk

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

NVD

4.3 medium