Unverified Ownership Affecting github.com/mattermost/mattermost/server/v8/channels/api4 package, versions <9.5.6-rc2 >=9.6.0-rc1 <9.6.3-rc2 >=9.7.0-rc1 <9.7.5-rc2 >=9.8.0-rc1 <9.8.1-rc2


Severity

Recommended
0.0
low
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    EPSS
    0.04% (15th percentile)

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  • Snyk ID SNYK-GOLANG-GITHUBCOMMATTERMOSTMATTERMOSTSERVERV8CHANNELSAPI4-7430184
  • published 7 Jul 2024
  • disclosed 3 Jul 2024
  • credit Juho Forsén

How to fix?

Upgrade github.com/mattermost/mattermost/server/v8/channels/api4 to version 9.5.6-rc2, 9.6.3-rc2, 9.7.5-rc2, 9.8.1-rc2 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 Unverified Ownership in the form of the createPost() function accepting a user-specified RemoteId, which allows interrupting service to another user.

CVSS Scores

version 4.0
version 3.1
Expand this section

Snyk

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