CVE-2022-4318

HIGH

cri-o < 1.26.0 - Arbitrary File Write via Environment Variable

Title source: llm
STIX 2.1

Description

A vulnerability was found in cri-o. This issue allows the addition of arbitrary lines into /etc/passwd by use of a specially crafted environment variable.

References (4)

Core 4
Core References
Third Party Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHSA-2023:1033
Third Party Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHSA-2023:1503
Third Party Advisory vdb-entry x_refsource_redhat
https://access.redhat.com/security/cve/CVE-2022-4318
Issue Tracking, Third Party Advisory issue-tracking x_refsource_redhat
https://bugzilla.redhat.com/show_bug.cgi?id=2152703

Scores

CVSS v3 7.8
EPSS 0.0027
EPSS Percentile 17.8%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-913 CWE-538
Status published
Products (13)
cri-o/cri-o 0 - 1.26.0Go
fedoraproject/extra_packages_for_enterprise_linux 8.0
fedoraproject/fedora 36
fedoraproject/fedora 37
kubernetes/cri-o
redhat/openshift_container_platform_for_arm64 4.12
redhat/openshift_container_platform_for_arm64 4.11
redhat/openshift_container_platform_for_linuxone 4.12
redhat/openshift_container_platform_for_linuxone 4.11
redhat/openshift_container_platform_for_power 4.12
... and 3 more
Published Sep 25, 2023
Tracked Since Feb 18, 2026