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Allocation of Resources Without Limits or Throttling

CVE-2020-18899

Severity Medium
Score 6.5/10

Summary

An uncontrolled memory allocation in "DataBufdata(subBox.length-sizeof(box))" function of Exiv2 versions prior to 0.27.1 allows attackers to cause a denial of service (DOS) via crafted input.

  • LOW
  • NETWORK
  • NONE
  • UNCHANGED
  • REQUIRED
  • 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.

Advisory Timeline

  • Published