CVE-2022-4318 — HIGH (7.8) — White Hats Nepal

Vulnerability 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 Score

7.8

HIGH

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Kubernetes	Cri-O	-
Redhat	Openshift Container Platform For Arm64	4.12
Redhat	Openshift Container Platform For Linuxone	4.12
Redhat	Openshift Container Platform For Power	4.12
Redhat	Openshift Container Platform Ibm Z Systems	4.12
Redhat	Enterprise Linux	8.0
Fedoraproject	Extra Packages For Enterprise Linux	8.0
Fedoraproject	Fedora	36

Related Weaknesses (CWE)

CWE-538 CWE-913

References

https://access.redhat.com/errata/RHSA-2023:1033Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:1503Third Party Advisory
https://access.redhat.com/security/cve/CVE-2022-4318Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2152703Issue TrackingThird Party Advisory
https://access.redhat.com/errata/RHSA-2023:1033Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:1503Third Party Advisory
https://access.redhat.com/security/cve/CVE-2022-4318Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2152703Issue TrackingThird Party Advisory

FAQ

What is CVE-2022-4318?

CVE-2022-4318 is a vulnerability with a CVSS score of 7.8 (HIGH). 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.

How severe is CVE-2022-4318?

CVE-2022-4318 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2022-4318?

Check the references section above for vendor advisories and patch information. Affected products include: 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.