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Uncontrolled Resource Consumption

CVE-2020-36048

High
7.5/10

Summary

Engine.IO before 4.0.0-alpha.0 allows attackers to cause a denial of service (resource consumption) via a POST request to the long polling transport.

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

CWE-400 - Uncontrolled resource consumption

An uncontrolled resource allocation attack (also known as resource exhaustion attack) triggers unauthorized overconsumption of the limited resources in an application, such as memory, file system storage, database connection pool entries, and CPU. This may lead to denial of service for valid users and degradation of the application's functionality as well as that of the host operating system.

References

Advisory Timeline

  • Published