CVE-2020-27782

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.

Bugs

• <https://bugzilla.redhat.com/show_bug.cgi?id=1901304&gt;