High severity7.5NVD Advisory· Published Jul 27, 2018· Updated Jun 17, 2026
CVE-2017-2646
CVE-2017-2646
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.
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Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
org.keycloak:keycloak-coreMaven | < 2.5.5 | 2.5.5 |
Affected products
2Patches
Vulnerability mechanics
References
4- www.securityfocus.com/bid/96882nvdThird Party AdvisoryVDB Entry
- bugzilla.redhat.com/show_bug.cginvdIssue TrackingThird Party Advisory
- github.com/advisories/GHSA-jc6q-27mw-p55wghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2017-2646ghsaADVISORY
News mentions
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