CVE-2024-39830

Summary

Mattermost versions 9.8.x <= 9.8.0, 9.7.x <= 9.7.4, 9.6.x <= 9.6.2 and 9.5.x <= 9.5.5, when shared channels are enabled, fail to use constant time comparison for remote cluster tokens which allows an attacker to retrieve the remote cluster token via a timing attack during remote cluster token comparison.

Affected Software

VendorProductVersion RangeStatus
MattermostMattermost9.8.0affected
MattermostMattermost9.7.0 <= 9.7.4affected
MattermostMattermost9.6.0 <= 9.6.2affected
MattermostMattermost9.5.0 <= 9.5.5affected
MattermostMattermost9.9.0unaffected
MattermostMattermost9.8.1unaffected
MattermostMattermost9.7.5unaffected
MattermostMattermost9.6.3unaffected
MattermostMattermost9.5.6unaffected

Weaknesses

  • CWE-287: CWE-287: Improper Authentication

ADP Enrichment

CISA ADP Vulnrichment

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

CVE Program Container

Additional References

References