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Improper Input Validation in io.undertow:undertow-core

CVE-2024-3884

  • io.undertow:undertow-core
High
7.5/10

Summary

A flaw was found in Undertow through 2.3.20.Final and 2.4.0.Alpha1 that can cause remote Denial-of-Service (DoS) attacks. When the server uses the "FormEncodedDataDefinition.doParse(StreamSourceChannel)" method to parse large form data encoding with "application/x-www-form-urlencoded", the method will cause an Out Of Memory issue. This flaw allows unauthorized users to cause a remote DoS attack.

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

CWE-20 - Improper Input Validation

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

References

Advisory Timeline

  • Published