CVE-2021-20218

Katalog CVE

CVSS 7.4 · High EPSS 1,3%

Kerentanan Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') pada redhat kubernetes-client, redhat a-mq online +7 lainnya. Skor CVSS 3.1 7.4 (High) menurut NVD.

Deskripsi (NVD)

A flaw was found in the fabric8 kubernetes-client in version 4.2.0 and after. This flaw allows a malicious pod/container to cause applications using the fabric8 kubernetes-client `copy` command to extract files outside the working path. The highest threat from this vulnerability is to integrity and system availability. This has been fixed in kubernetes-client-4.13.2 kubernetes-client-5.0.2 kubernetes-client-4.11.2 kubernetes-client-4.7.2

Rincian

Terbit di NVD

16 Maret 2021

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

7.4 (High), sumber NVD
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

EPSS (30 hari)

1,3% peluang dieksploitasi; lebih tinggi dari 69,9% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://bugzilla.redhat.com/show_bug.cgi?id=1923405 issue tracking · advisory vendor
• https://github.com/fabric8io/kubernetes-client/issues/2715 patch · advisory pihak ketiga