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Authorization Bypass Through User-Controlled Key

CVE-2021-3964

Medium
5.9/10

Summary

elgg prior to 3.3.22 and 4.x prior to 4.0.4 is vulnerable to Authorization Bypass Through User-Controlled Key

  • HIGH
  • NETWORK
  • HIGH
  • UNCHANGED
  • NONE
  • NONE
  • NONE
  • NONE

CWE-639 - Authorization Bypass Through User-Controlled Key

The system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data.

References

Advisory Timeline

  • Published