SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2022-4318

A vulnerability was found in cri-o.

HIGH 7.8EPSS 0.29%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.29%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

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.

CVSS 3.1
7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
0.29% probability · 22th percentile
CISA KEV
Not listed
Weakness
CWE-538, CWE-913
Affected
kubernetes/cri-o · redhat/openshift container platform for arm64 · redhat/openshift container platform for linuxone · redhat/openshift container platform for power · redhat/openshift container platform ibm z systems · fedoraproject/extra packages for enterprise linux · fedoraproject/fedora
Source
secalert@redhat.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.