CVEs-PoC/2020/CVE-2020-12676.md

CVE-2020-12676

Description

FusionAuth fusionauth-samlv2 0.2.3 allows remote attackers to forge messages and bypass authentication via a SAML assertion that lacks a Signature element, aka a "Signature exclusion attack".

POC

Reference

• http://packetstormsecurity.com/files/159454/FusionAuth-SAMLv2-0.2.3-Message-Forging.html
• http://seclists.org/fulldisclosure/2020/Oct/1

Github

• https://github.com/CompassSecurity/SAMLRaider
• https://github.com/FusionAuth/fusionauth-samlv2