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

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CVE-2016-9878 Vulnerability in maven package org.springframework:spring-webmvc

Severity

High

Classification

CWE-835 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Tags

Third Party Advisory VDB Entry Issue Tracking