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nvd[email protected]NVD:CVE-2023-6476
HistoryJan 09, 2024 - 10:15 p.m.

CVE-2023-6476

2024-01-0922:15:43
CWE-770
web.nvd.nist.gov
1
cri-o
experimental annotation
unconfined containers
kubernetes scheduler
denial of service

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

6.4 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

24.2%

A flaw was found in CRI-O that involves an experimental annotation leading to a container being unconfined. This may allow a pod to specify and get any amount of memory/cpu, circumventing the kubernetes scheduler and potentially resulting in a denial of service in the node.

Affected configurations

NVD
Node
redhatopenshift_container_platformMatch3.11
Node
redhatopenshift_container_platformMatch4.13
OR
redhatopenshift_container_platformMatch4.14
AND
redhatenterprise_linuxMatch8.0
OR
redhatenterprise_linuxMatch9.0

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

6.4 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

24.2%