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CVE-2022-0532

MEDIUMCVSS 4.2/10EPSS 0.75%

Last modified

CVE-2022-0532 is a medium-severity vulnerability rated 4.2/10 on the CVSS scale. 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.. EPSS estimates a 0.75% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1
4.2/10

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

EPSS Probability
0.75%

50.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
KubernetesCri-O<= 1.18
RedhatOpenshift Container Platform4.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2022-0532?
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.
How severe is CVE-2022-0532?
CVE-2022-0532 has a CVSS score of 4.2/10 (MEDIUM severity). The EPSS model estimates a 0.75% probability of exploitation in the next 30 days.
How do I fix CVE-2022-0532?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST