GHSA-59c9-pxq8-9c73

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GHSA-59c9-pxq8-9c73

Summary: Improper JWT Signature Validation in SAP Security Services Library

Details: ### Impact SAP BTP Security Services Integration Library ([Java] cloud-security-services-integration-library) allows under certain conditions an escalation of privileges. On successful exploitation, an unauthenticated attacker can obtain arbitrary permissions within the application. ### Patches Upgrade to patched version >= 2.17.0 or >= 3.3.0 We always recommend to upgrade to the latest released version. ### Workarounds No workarounds ### References https://www.cve.org/CVERecord?id=CVE-2023-50422

References: https://github.com/SAP/cloud-security-services-integration-library/security/advisories/GHSA-59c9-pxq8-9c73, https://nvd.nist.gov/vuln/detail/CVE-2023-50422, https://github.com/SAP/cloud-security-services-integration-library/commit/4b3e42ab23df6418243b29908b1a2582818d9360, https://github.com/SAP/cloud-security-services-integration-library/commit/7ce9601979c30ae269a1cbaf7cf33486d10736f1, https://blogs.sap.com/2023/12/12/unveiling-critical-security-updates-sap-btp-security-note-3411067, https://en.wikipedia.org/wiki/JSON_Web_Token, https://github.com/SAP/cloud-security-services-integration-library, https://me.sap.com/notes/3411067, https://me.sap.com/notes/3413475, https://mvnrepository.com/artifact/com.sap.cloud.security.xsuaa/spring-xsuaa, https://mvnrepository.com/artifact/com.sap.cloud.security/java-security, https://mvnrepository.com/artifact/com.sap.cloud.security/spring-security, https://www.sap.com/documents/2022/02/fa865ea4-167e-0010-bca6-c68f7e60039b.html