CVE-2022-39388 - Vulnerability Details - OpenCVE

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.

No CVSS v4.0

Attack Vector Adjacent Network

Attack Complexity Low

Privileges Required Low

Scope Changed

Confidentiality Impact High

Integrity Impact Low

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00168.

Exploitation none

Automatable no

Technical Impact partial

Vendors	Products
Istio	Istio

Configuration 1 [-]

cpe:2.3:a:istio:istio:*:*:*:*:*:*:*:*

No data.

No data.

Advisories

Source	ID	Title
EUVD	EUVD-2022-7256	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.
Github GHSA	GHSA-6c6p-h79f-g6p4	Istio may allow identity impersonation if user has localhost access

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://github.com/istio/istio/commit/346260e5115e9fbc65ba8a559bc686e6ca046a32
https://github.com/istio/istio/commit/9a643e270421560afb2630e00f76d46a55499df9
https://github.com/istio/istio/security/advisories/GHSA-6c6p-h79f-g6p4
https://istio.io/latest/news/releases/1.15.x/announcing-1.15.3/

History

Wed, 23 Apr 2025 17:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published: 2022-11-10T00:00:00.000Z

Updated: 2025-04-23T16:39:23.029Z

Reserved: 2022-09-02T00:00:00.000Z

Link: CVE-2022-39388

Vulnrichment

Updated: 2024-08-03T12:07:41.233Z

NVD

Status : Modified

Published: 2022-11-10T20:15:10.587

Modified: 2024-11-21T07:18:11.550

Link: CVE-2022-39388

Redhat

No data.

OpenCVE Enrichment

No data.

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