Vigil@nce - Undertow: information disclosure via HTTP Requests Invalid Characters
October 2020 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/computer-vulnerability
SYNTHESIS OF THE VULNERABILITY
Impacted products: JBoss EAP by Red Hat, Red Hat SSO.
Severity: 2/4.
Consequences: data reading.
Provenance: internet client.
Confidence: confirmed by the editor (5/5).
Creation date: 17/08/2020.
DESCRIPTION OF THE VULNERABILITY
An attacker can bypass access restrictions to data via HTTP
Requests Invalid Characters of Undertow, in order to obtain
sensitive information.
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