Istio may allow identity impersonation if user has localhost access
### Impact User can impersonate any workload identity within the service mesh if they have localhost access to the Istiod control plane. ### Patches 1.15.3 ### Workarounds No. If using 1.15.2 please upgrade to 1.15.3 or later. ### References None at this time. ### For more information If you have any questions or comments about this advisory, please email us at [istio-security-vulnerability-reports@googlegroups.com](mailto:istio-security-vulnerability-reports@googlegroups.com)
describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2022-39388US | low3.5OT elevated | — | ||
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 se… | ||||
references
External citations — patches, advisories, analysis.
- https://github.com/istio/istioPACKAGE
- https://github.com/istio/istio/commit/346260e5115e9fbc65ba8a559bc686e6ca046a32WEB
- https://github.com/istio/istio/commit/9a643e270421560afb2630e00f76d46a55499df9WEB
- https://github.com/istio/istio/security/advisories/GHSA-6c6p-h79f-g6p4WEB
- https://istio.io/latest/news/releases/1.15.x/announcing-1.15.3WEB
- https://nvd.nist.gov/vuln/detail/CVE-2022-39388ADVISORY
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