(RHSA-2021:2130) Moderate: Windows Container Support for Red Hat OpenShift 2.0.1 security and bug fix update

2021-06-2305:30:08

access.redhat.com

169

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.02

Percentile

89.1%

JSON

Windows Container Support for Red Hat OpenShift allows you to deploy Windows container workloads running on Windows Server containers.

Security Fix(es):

kubernetes: LoadBalancer Service type don’t create a HNS policy for empty or invalid external loadbalancer IP, what could lead to MITM (CVE-2021-25736)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Bug Fix(es):

WMCO patch pub-key-hash annotation to Linux node (BZ#1945248)
LoadBalancer Service type with invalid external loadbalancer IP breaks the datapath (BZ#1952917)
Telemetry info not completely available to identify windows nodes (BZ#1955319)
WMCO incorrectly shows node as ready after a failed configuration (BZ#1956412)
kube-proxy service terminated unexpectedly after recreated LB service (BZ#1963263)