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Uncontrolled Resource Consumption

CVE-2023-30798

High
7.5/10

Summary

The "MultipartParser" usage in Encode's Starlette python framework in versions before 0.25.0, allows an unauthenticated and remote attacker to specify any number of form fields or files which can cause excessive memory usage resulting in Denial-of-service of the HTTP service.

  • 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