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CVE PROGRAM SOURCE RECORD4.3 Medium

CVE-2024-24988

Excessive resource consumption when sending long emoji names in user custom status

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Status
Published
Published
Updated
Assigning organization
Mattermost

Description

Mattermost fails to properly validate the length of the emoji value in the custom user status, allowing an attacker to send multiple times a very long string as an emoji value causing high resource consumption and possibly crashing the server.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Mattermost Mattermost

Default version status: unaffected

  • 0 to ≤ 9.2.4affected
  • 0 to ≤ 8.1.8affected
  • 0 to ≤ 9.3.0affected
  • 9.4.0unaffected
  • 9.3.1unaffected
  • 9.2.5unaffected
  • 8.1.9unaffected

References