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.
problem types: CWE-400
affected:
{
product: Undertow
vendor: n/a
versions:
status: affected, version: 2.1.5.SP1
status: affected, version: 2.0.33.SP2
status: affected, version: 2.2.3.SP1
}