← CVE Tracker
7.5HIGH

CVE-2024-3884 — A flaw was found in Undertow that can cause remote denial of service attacks.

Unknown · Unknown · Published 3 Dec 2025 · Modified 26 Sept 2026

Description

A flaw was found in Undertow that can cause remote denial of service 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 OutOfMemory issue. This flaw allows unauthorized users to cause a remote denial of service (DoS) attack.

References

What to do
  1. Check whether Unknown is in your asset inventory.
  2. Patch in the next maintenance window; prioritise internet-facing systems.
  3. Record the decision in your risk register for audit evidence.
Alert me on similar CVEs →
Share

Link: adminadda.com/cve/CVE-2024-3884