CVE-2021-3629 – io.undertow:undertow-core

Package

Manager: maven
Name: io.undertow:undertow-core
Vulnerable Version: >=0 <2.0.40.final || >=2.1.0 <2.2.11.final

Severity

Level: High

CVSS v3.1: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

EPSS: 0.00096 pctl0.2754

Details

Undertow Uncontrolled Resource Consumption A flaw was found in Undertow. A potential security issue in flow control handling by the browser over HTTP/2 may potentially cause overhead or a denial of service in the server. The highest threat from this vulnerability is availability. This flaw affects Undertow versions prior to 2.0.40.Final and prior to 2.2.11.Final.

Metadata

Created: 2022-05-25T00:00:22Z
Modified: 2025-06-12T16:03:19Z
Source: https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/05/GHSA-rf6q-vx79-mjxr/GHSA-rf6q-vx79-mjxr.json
CWE IDs: ["CWE-400"]
Alternative ID: GHSA-rf6q-vx79-mjxr
Finding: F067
Auto approve: 1