Istio may allow identity impersonation if user has localhost access

低 3.5CVE-2022-39388 · GHSA-6c6p-h79f-g6p4 · 10/11/2022 公開 · 17/06/2026 更新

要点

CVE-2022-39388 は github.com/istio/istio, istio (istio) に影響する深刻度「低」 (CVSS 3.5) の脆弱性です。
今後30日間に悪用される確率（EPSS）：0.49%（全脆弱性の 42.4% より高い）。
対処：1.15.3 以降に更新してください。

パッケージ	影響を受けるバージョン	修正済みバージョン
github.com/istio/istio Go	`≥ 1.15.0-beta.0, < 1.15.3`	`1.15.3`
istio istio	`≥ 1.15.0, ≤ 1.15.2`	修正版なし

概要

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 [email protected]

NVD の説明

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.