PT-2021-16765 · Unknown · Kubernetes Java Client Libraries

Jordy Versmissen · Published 2021-10-11 · Updated 2022-10-28 · CVE-2021-25738

Positive Technologies (AI Summary)

CVSS v3.1

6.7

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Kubernetes Java Client library (affected versions not specified)

Description Loading specially-crafted yaml with the Kubernetes Java Client library can lead to code execution.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Deserialization of Untrusted Data

RCE

Weakness Enumeration

CWE-502

CWE-20

Related Identifiers

CVE-2021-25738

GHSA-M8WH-MQGF-RR8G

Affected Products

Kubernetes Java Client Libraries

References · 9

• https://osv.dev/vulnerability/CVE-2021-25738 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-25738 · Security Note
• https://osv.dev/vulnerability/GHSA-m8wh-mqgf-rr8g · Vendor Advisory
• https://github.com/kubernetes-client/java/issues/1698 · Note
• https://github.com/kubernetes-client/java · Note
• https://t.me/cvenotify/22299 · Telegram Post
• https://t.me/cibsecurity/30361 · Telegram Post
• http://openwall.com/lists/oss-security/2022/08/23/2 · Note
• https://groups.google.com/g/kubernetes-security-announce/c/K_pOK2WbAJk · Note