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Allocation of Resources Without Limits or Throttling

CVE-2021-32476

High
7.5/10

Summary

A denial-of-service risk was identified in the draft files area, due to it not respecting user file upload limits. Moodle versions prior to 3.5.18, 3.6.x, 3.7.x, 3.8.x prior to 3.8.9, 3.9.x prior to 3.9.7, and 3.10.x prior to 3.10.4 are affected.

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

CWE-770 - Allocation of Resources Without Limits or Throttling

The software allocates a reusable resource or group of resources on behalf of an actor without imposing any restrictions on the size or number of resources that can be allocated, in violation of the intended security policy for that actor.

References

Advisory Timeline

  • Published