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etcd: Improper Authentication in auth/store.go:AuthInfoFromTLS() via gRPC-gateway

🗓️ 04 Jun 2019 19:10:33Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 4 Views

Etcd RBAC with client-cert-auth allows impersonation via grpc gateway if TLS common name matches an RBAC username.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux7aarch64etcd0:3.2.26-1.el7etcd-0:3.2.26-1.el7.aarch64.rpm
Red Hat Enterprise Linux7ppc64leetcd0:3.2.26-1.el7etcd-0:3.2.26-1.el7.ppc64le.rpm
Red Hat Enterprise Linux7s390xetcd0:3.2.26-1.el7etcd-0:3.2.26-1.el7.s390x.rpm
Red Hat Enterprise Linux7x86_64etcd0:3.2.26-1.el7etcd-0:3.2.26-1.el7.x86_64.rpm
Red Hat Enterprise Linux7aarch64etcd-debuginfo0:3.2.26-1.el7etcd-debuginfo-0:3.2.26-1.el7.aarch64.rpm
Red Hat Enterprise Linux7ppc64leetcd-debuginfo0:3.2.26-1.el7etcd-debuginfo-0:3.2.26-1.el7.ppc64le.rpm
Red Hat Enterprise Linux7s390xetcd-debuginfo0:3.2.26-1.el7etcd-debuginfo-0:3.2.26-1.el7.s390x.rpm
Red Hat Enterprise Linux7x86_64etcd-debuginfo0:3.2.26-1.el7etcd-debuginfo-0:3.2.26-1.el7.x86_64.rpm

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20 Feb 2026 17:12Current
7High risk
Vulners AI Score7
CVSS 26.8
CVSS 3.18.1
CVSS 36.8
EPSS0.04031
4