Vulnerabilities > CVE-2020-27847 - Unspecified vulnerability in Linuxfoundation DEX
Attack vector
NETWORK Attack complexity
LOW Privileges required
NONE Confidentiality impact
HIGH Integrity impact
HIGH Availability impact
HIGH Summary
A vulnerability exists in the SAML connector of the github.com/dexidp/dex library used to process SAML Signature Validation. This flaw allows an attacker to bypass SAML authentication. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability. This flaw affects dex versions before 2.27.0.
Vulnerable Configurations
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1907732
- https://bugzilla.redhat.com/show_bug.cgi?id=1907732
- https://github.com/dexidp/dex/security/advisories/GHSA-m9hp-7r99-94h5
- https://github.com/dexidp/dex/security/advisories/GHSA-m9hp-7r99-94h5
- https://mattermost.com/blog/coordinated-disclosure-go-xml-vulnerabilities/
- https://mattermost.com/blog/coordinated-disclosure-go-xml-vulnerabilities/