Description
It was found that when Keycloak before 2.5.5 receives a Logout request with a Extensions in the middle of the request, the SAMLSloRequestParser.parse() method ends in a infinite loop. An attacker could use this flaw to conduct denial of service attacks.
Remediation
References
http://www.securityfocus.com/bid/96882
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2646
Related Vulnerabilities
CVE-2015-0254 Vulnerability in maven package org.apache.taglibs:taglibs-standard
CVE-2021-21277 Vulnerability in npm package angular-expressions
CVE-2020-28462 Vulnerability in npm package ion-parser
CVE-2022-21144 Vulnerability in npm package libxmljs
CVE-2016-15026 Vulnerability in maven package com.googlecode.plist:dd-plist