CVE-2023-3582

Summary

Mattermost fails to verify channel membership when linking a board to a channel allowing a low-privileged authenticated user to link a Board to a private channel they don't have access to, 

Affected Software

VendorProductVersion RangeStatus
MattermostMattermost0 <= 7.8.6affected
MattermostMattermost0 <= 7.9.4affected
MattermostMattermost0 <= 7.10.2affected
MattermostMattermost7.10.3unaffected
MattermostMattermost7.9.5unaffected
MattermostMattermost7.8.7unaffected

Weaknesses

  • CWE-863: CWE-863 Incorrect Authorization

ADP Enrichment

CVE Program Container

Additional References

CISA ADP Vulnrichment

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

References