GitHub Advisoryadvisory · Maven

GHSA-rhcw-wjcm-9h6g Denial of service in Undertow

HIGH Published 2022-02-09 Modified 2021-03-31 Official page ↗
Aliases
CVE-2020-27782
Ecosystem
Maven
Packages
io.undertow:undertow-core
Severity
High
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weaknesses
CWE-400
Reviewed
2021-03-31

Affected packages

• Maven io.undertow:undertow-core: >= 2.1.0, < 2.1.5 → fixed in 2.1.5 • Maven io.undertow:undertow-core: < 2.0.33 → fixed in 2.0.33

Description

A flaw was found in the Undertow AJP connector. Malicious requests and abrupt connection closes could be triggered by an attacker using query strings with non-RFC compliant characters resulting in a denial of service. The highest threat from this vulnerability is to system availability. This affects Undertow 2.1.5.SP1, 2.0.33.SP2, and 2.2.3.SP1.

Related

Alias · CVE (1)

  • CVE-2020-27782 A flaw was found in the Undertow AJP connector. vulnerability

Weakness · CWE (1)

  • CWE-400 Uncontrolled Resource Consumption weakness

References