CVE-2024-42000

Summary

Mattermost versions 9.10.x <= 9.10.2, 9.11.x <= 9.11.1, 9.5.x <= 9.5.9 and 10.0.x <= 10.0.0 fail to properly authorize the requests to /api/v4/channels  which allows a User or System Manager, with "Read Groups" permission but with no access for channels to retrieve details about private channels that they were not a member of by sending a request to /api/v4/channels.

Affected Software

VendorProductVersion RangeStatus
MattermostMattermost9.10.0 <= 9.10.2affected
MattermostMattermost9.11.0 <= 9.11.1affected
MattermostMattermost9.5.0 <= 9.5.9affected
MattermostMattermost10.0.0affected
MattermostMattermost10.1.0unaffected
MattermostMattermost9.10.3unaffected
MattermostMattermost9.11.2unaffected
MattermostMattermost9.5.10unaffected
MattermostMattermost10.0.1unaffected

Weaknesses

  • CWE-863: CWE-863: Incorrect Authorization

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References