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OpenAdvisories
High · 7.6 CVE-2022-39388 EUVD-2022-7256GHSA-6c6p-h79f-g6p4

Istio may allow identity impersonation if user has localhost access

Published Nov 10, 2022 · Updated Apr 23, 2025 · Assigned by GitHub_M

Description

Istio is an open platform to connect, manage, and secure microservices. In versions on the 1.15.x branch prior to 1.15.3, a user can impersonate any workload identity within the service mesh if they have localhost access to the Istiod control plane. Version 1.15.3 contains a patch for this issue. There are no known workarounds.

Affected products

VendorProductAffectedFixed
istio istio >= 1.15.0-beta.0, < 1.15.3 —

Affected packages

EcosystemPackageAffectedFixedRecord
Go github.com/istio/istio >= 1.15.0-beta.0, < 1.15.3 1.15.3 GHSA-6c6p-h79f-g6p4

References