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Versions 1.12.4 and 1.18.0 fix the issue."},{"lang":"es","value":"ruby-saml proporciona inicio de sesión único (SSO) con lenguaje de marcado para aserciones de seguridad (SAML) para Ruby. Se detectó una vulnerabilidad de omisión de autenticación en ruby-saml anterior a las versiones 1.12.4 y 1.18.0 debido a una diferencia en el analizador. ReXML y Nokogiri analizan XML de forma diferente; los analizadores pueden generar estructuras de documento completamente distintas a partir de la misma entrada XML. Esto permite a un atacante ejecutar un ataque de envoltura de firma. Este problema puede provocar la omisión de autenticación. Las versiones 1.12.4 y 1.18.0 solucionan el problema."}],"metrics":{"cvssMetricV40":[{"source":"security-advisories@github.com","type":"Secondary","cvssData":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","baseScore":9.3,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","exploitMaturity":"NOT_DEFINED","confidentialityRequirement":"NOT_DEFINED","integrityRequirement":"NOT_DEFINED","availabilityRequirement":"NOT_DEFINED","modifiedAttackVector":"NOT_DEFINED","modifiedAttackComplexity":"NOT_DEFINED","modifiedAttackRequirements":"NOT_DEFINED","modifiedPrivilegesRequired":"NOT_DEFINED","modifiedUserInteraction":"NOT_DEFINED","modifiedVulnConfidentialityImpact":"NOT_DEFINED","modifiedVulnIntegrityImpact":"NOT_DEFINED","modifiedVulnAvailabilityImpact":"NOT_DEFINED","modifiedSubConfidentialityImpact":"NOT_DEFINED","modifiedSubIntegrityImpact":"NOT_DEFINED","modifiedSubAvailabilityImpact":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED"}}],"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","baseScore":9.8,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":5.9}]},"weaknesses":[{"source":"security-advisories@github.com","type":"Secondary","description":[{"lang":"en","value":"CWE-347"},{"lang":"en","value":"CWE-436"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:omniauth:omniauth_saml:*:*:*:*:*:ruby:*:*","versionEndExcluding":"1.10.6","matchCriteriaId":"AB57A4CB-E546-42D7-AB8D-D86E979C80C1"},{"vulnerable":true,"criteria":"cpe:2.3:a:omniauth:omniauth_saml:*:*:*:*:*:ruby:*:*","versionStartIncluding":"2.0.0","versionEndExcluding":"2.1.3","matchCriteriaId":"58E37D56-71A9-417D-B0DD-EBDC2EA3855F"},{"vulnerable":true,"criteria":"cpe:2.3:a:omniauth:omniauth_saml:*:*:*:*:*:ruby:*:*","versionStartIncluding":"2.2.0","versionEndExcluding":"2.2.3","matchCriteriaId":"9549FF35-D7A0-446A-87C8-552C8D89CD92"},{"vulnerable":true,"criteria":"cpe:2.3:a:onelogin:ruby-saml:*:*:*:*:*:*:*:*","versionEndExcluding":"1.12.4","matchCriteriaId":"EB0F9A57-0F32-4ECC-97B4-1F87DD7D7FD6"},{"vulnerable":true,"criteria":"cpe:2.3:a:onelogin:ruby-saml:*:*:*:*:*:*:*:*","versionStartIncluding":"1.13.0","versionEndExcluding":"1.18.0","matchCriteriaId":"455E8699-D6C2-4BFF-B4FD-2329E0F1E910"}]}]},{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:netapp:storagegrid:-:*:*:*:*:*:*:*","matchCriteriaId":"8ADFF451-740F-4DBA-BD23-3881945D3E40"}]}]}],"references":[{"url":"https://about.gitlab.com/releases/2025/03/12/patch-release-gitlab-17-9-2-released","source":"security-advisories@github.com","tags":["Patch"]},{"url":"https://github.blog/security/sign-in-as-anyone-bypassing-saml-sso-authentication-with-parser-differentials","source":"security-advisories@github.com","tags":["Exploit","Third 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