{"id":"GHSA-7gh2-8q93-87hp","aliases":["CVE-2018-5387"],"title":"Wizkunde SAMLBase SAML Bypass","titleSource":"OSV","descriptionSource":"OSV","declaredSeverity":"HIGH","description":"Wizkunde SAMLBase may incorrectly utilize the results of XML DOM traversal and canonicalization APIs in such a way that an attacker may be able to manipulate the SAML data without invalidating the cryptographic signature, allowing the attack to potentially bypass authentication to SAML service providers.","severity":"high","score":7.5,"published":"2022-05-13T01:02:57.000Z","modified":"2024-02-16T08:25:14.282Z","withdrawn":false,"knownExploited":false,"affected":[{"ecosystem":"Packagist","name":"gogentooss/samlbase","sources":[{"name":"OSV · GHSA-7gh2-8q93-87hp","url":"https://osv.dev/vulnerability/GHSA-7gh2-8q93-87hp"}],"ranges":[{"events":[{"introduced":"0"},{"fixed":"1.2.7"}],"type":"ECOSYSTEM"}],"versions":["0.7","1.0.0","1.0.1","1.0.2","1.1.0","1.1.1","1.1.2","1.1.3","1.1.4","1.1.5","1.1.6","1.1.7","1.1.8","1.1.9","1.2.0","1.2.1","1.2.2","1.2.3","1.2.4","1.2.5","1.2.6"],"fixed":["1.2.7"]}],"sourceAffected":[],"references":["https://nvd.nist.gov/vuln/detail/CVE-2018-5387","https://github.com/GoGentoOSS/SAMLBase/issues/3","https://github.com/GoGentoOSS/SAMLBase/commit/482cdf8c090e0f1179073034ebcb609ac7c3f5b3","https://duo.com/blog/duo-finds-saml-vulnerabilities-affecting-multiple-implementations","https://github.com/GoGentoOSS/SAMLBase","https://www.kb.cert.org/vuls/id/475445"],"sources":[{"name":"OSV","id":"GHSA-7gh2-8q93-87hp","modified":"2024-02-16T08:25:14.282608Z","url":"https://osv.dev/vulnerability/GHSA-7gh2-8q93-87hp"}],"assessments":[{"source":"OSV","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","score":7.5}],"products":[],"remediation":[],"kev":{"status":"not-listed","checkedAt":"2026-10-28T10:55:32.941Z"},"coverage":[{"source":"NVD","status":"not-checked"},{"source":"GHSA","status":"not-checked"},{"source":"EUVD","status":"not-checked"},{"source":"EPSS","status":"not-checked"}],"evidence":[]}