CVE-2022-0532

medium

Description

An incorrect sysctls validation vulnerability was found in CRI-O 1.18 and earlier. The sysctls from the list of "safe" sysctls specified for the cluster will be applied to the host if an attacker is able to create a pod with a hostIPC and hostNetwork kernel namespace.

References

https://www.ibm.com/support/pages/node/6842157

https://kubernetes.io/docs/tasks/administer-cluster/sysctl-cluster/#enabling-unsafe-sysctls

https://bugzilla.redhat.com/show_bug.cgi?id=2051730

Details

Source: Mitre, NVD

Published: 2022-02-09

Updated: 2022-02-22

Risk Information

CVSS v2

Base Score: 4.9

Vector: CVSS2#AV:N/AC:M/Au:S/C:P/I:N/A:P

Severity: Medium

CVSS v3

Base Score: 4.2

Vector: CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:L

Severity: Medium