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Security Database

CVE

CWE

Training

CVE-2022-39388

Published: Nov 10, 2022

Modified: Apr 23, 2025

PUBLISHED

CVSS v3.1

7.6

HIGH

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.

Vendor	Product	Versions
istio	istio	affected `>= 1.15.0-beta.0, < 1.15.3`

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Changed

Confidentiality

High

Integrity

Low

Availability

None

References

https://github.com/istio/istio/security/advisories/GHSA-6c6p-h79f-g6p4

https://github.com/istio/istio/commit/346260e5115e9fbc65ba8a559bc686e6ca046a32

https://github.com/istio/istio/commit/9a643e270421560afb2630e00f76d46a55499df9

https://istio.io/latest/news/releases/1.15.x/announcing-1.15.3/

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