CVE-2021-20218

Description

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

CvssV3 impact

Version

3.1

VectorString

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

AttackVector

NETWORK

AttackComplexity

HIGH

PrivilegesRequired

NONE

UserInteraction

NONE

Scope

UNCHANGED

ConfidentialityImpact

NONE

IntegrityImpact

HIGH

AvailabilityImpact

HIGH

BaseScore

7.4

BaseSeverity

HIGH

CvssV2 impact

Version

2.0

VectorString

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

AccessVector

NETWORK

AccessComplexity

MEDIUM

Authentication

NONE

ConfidentialityImpact

NONE

IntegrityImpact

PARTIAL

AvailabilityImpact

PARTIAL

BaseScore

5.800000190734863