Improper Access Control Affecting github.com/mattermost/mattermost/server/channels/api4/ package, versions >=9.5.0 <9.5.9 >=9.9.0 <9.9.3 >=9.10.0 <9.10.2 >=9.11.0 <9.11.1


Severity

Recommended
0.0
medium
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-GITHUBCOMMATTERMOSTMATTERMOSTSERVERCHANNELSAPI4-8132053
  • published 29 Sep 2024
  • disclosed 26 Sep 2024
  • credit Daniel Espino Garcia

How to fix?

Upgrade github.com/mattermost/mattermost/server/channels/api4/ to version 9.5.9, 9.9.3, 9.10.2, 9.11.1 or higher.

Overview

Affected versions of this package are vulnerable to Improper Access Control which allows an attacker to view posts and file information about archived channel events even though viewing archived channels is disabled.

CVSS Scores

version 4.0
version 3.1
Expand this section

Snyk

Recommended
5.3 medium
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Attack Requirements (AT)
    None
  • Privileges Required (PR)
    Low
  • User Interaction (UI)
    None
  • Confidentiality (VC)
    Low
  • Integrity (VI)
    Low
  • Availability (VA)
    None
  • Confidentiality (SC)
    None
  • Integrity (SI)
    None
  • Availability (SA)
    None