Design/Logic Flaw

2023-11-0320:15:00

PRIOn knowledge base

www.prio-n.com

kube-apiserver

aggregated api

url redirection

unexpected actions

server credentials

8.2 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

LOW

Availability Impact

NONE

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

8.1 High

AI Score

Confidence

High

5.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:P/I:P/A:N

0.001 Low

EPSS

Percentile

26.3%

JSON

A security issue was discovered in kube-apiserver that allows an
aggregated API server to redirect client traffic to any URL. This could
lead to the client performing unexpected actions as well as forwarding
the client’s API server credentials to third parties.

CPENameOperatorVersion
apiserverle1.21.14
apiserverge1.22.0
apiserverlt1.22.14
apiserverge1.23.0
apiserverlt1.23.11
apiserverge1.24.0
apiserverlt1.24.5
apiservereq1.25.0