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.
Advisories
Source ID Title
EUVD EUVD EUVD-2018-0629 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.
Github GHSA Github GHSA GHSA-jc6q-27mw-p55w Keycloak vulnerable to infinite loop based Denial of Service
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

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Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-05T14:02:07.264Z

Reserved: 2016-12-01T00:00:00

Link: CVE-2017-2646

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2018-07-27T18:29:01.017

Modified: 2024-11-21T03:23:54.090

Link: CVE-2017-2646

cve-icon Redhat

Severity : Important

Publid Date: 2017-03-10T00:00:00Z

Links: CVE-2017-2646 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses