{"cve":"CVE-2022-4318","nvd":{"published":"2023-09-25T20:15:10.590","modified":"2026-06-17T05:20:34.713","status":"Modified","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_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8},"cwes":["CWE-913","CWE-538"],"references":["https://access.redhat.com/errata/RHSA-2023:1033","https://access.redhat.com/errata/RHSA-2023:1503","https://access.redhat.com/security/cve/CVE-2022-4318","https://bugzilla.redhat.com/show_bug.cgi?id=2152703","https://access.redhat.com/errata/RHSA-2023:1033"],"products":["fedoraproject:extra_packages_for_enterprise_linux","fedoraproject:fedora","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"],"source":"nvd","synced_at":"2026-10-19T21:39:34.467980132+00:00"},"epss":{"cve":"CVE-2022-4318","score":0.0029,"percentile":0.21632,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-cm9x-c3rh-7rc4","url":"https://osv.dev/vulnerability/GHSA-cm9x-c3rh-7rc4","summary":"CRI-O vulnerable to /etc/passwd tampering resulting in Privilege Escalation","modified":"2024-08-21T16:28:38.105255Z","packages":[{"ecosystem":"Go","name":"github.com/cri-o/cri-o","purl":"pkg:golang/github.com/cri-o/cri-o","ranges":["<1.26.0"],"fixed":["1.26.0"]}]},{"id":"GO-2022-1206","url":"https://osv.dev/vulnerability/GO-2022-1206","summary":"CRI-O vulnerable to /etc/passwd tampering resulting in Privilege Escalation in github.com/cri-o/cri-o","modified":"2026-03-03T04:52:58.062315Z","packages":[{"ecosystem":"Go","name":"github.com/cri-o/cri-o","purl":"pkg:golang/github.com/cri-o/cri-o","ranges":["<1.26.0"],"fixed":["1.26.0"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}