CVE-2024-2450

Summary

Mattermost versions 8.1.x before 8.1.10, 9.2.x before 9.2.6, 9.3.x before 9.3.2, and 9.4.x before 9.4.3 fail to correctly verify account ownership when switching from email to SAML authentication, allowing an authenticated attacker to take over other user accounts via a crafted switch request under specific conditions.

Affected Software

VendorProductVersion RangeStatus
MattermostMattermost9.5.0affected
MattermostMattermost9.4.0 <= 9.4.2affected
MattermostMattermost9.3.0 <= 9.3.1affected
MattermostMattermost9.2.0 <= 9.2.5affected
MattermostMattermost8.1.0 <= 8.1.9affected
MattermostMattermost9.6.0unaffected
MattermostMattermost9.4.3unaffected
MattermostMattermost9.5.1unaffected
MattermostMattermost9.3.2unaffected
MattermostMattermost9.2.6unaffected
MattermostMattermost8.1.10unaffected

Weaknesses

  • CWE-287: CWE-287: Improper Authentication

ADP Enrichment

CVE Program Container

Additional References

CISA ADP Vulnrichment

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

References