{"id":"CVE-2019-11255","url":"https://www.cyber-defence.io/tools/cve/CVE-2019-11255","generatedAt":"2026-10-28T21:27:44.041Z","title":"Improper input validation in Kubernetes CSI sidecar containers for external-provisioner (<v0.4.3, <v1.0.2, v1.1, <v1.2.2, <v1.3.1), external-snapshotter (<v0.4.2, <v1.0.2, v1.1, <1.2.2), and external-resizer (v0.1, v0.2) could result in unauthorized…","description":"Improper input validation in Kubernetes CSI sidecar containers for external-provisioner (<v0.4.3, <v1.0.2, v1.1, <v1.2.2, <v1.3.1), external-snapshotter (<v0.4.2, <v1.0.2, v1.1, <1.2.2), and external-resizer (v0.1, v0.2) could result in unauthorized PersistentVolume data access or volume mutation during snapshot, restore from snapshot, cloning and resizing operations.","published":"2019-12-05T16:15:11.000Z","lastModified":"2026-06-17T02:12:38.000Z","status":"Modified","sourceIdentifier":"jordan@liggitt.net","cvss":{"version":"3.1","score":6.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N"},"cwe":["CWE-20"],"affected":["kubernetes/external-provisioner","kubernetes/external-resizer","kubernetes/external-snapshotter","redhat/openshift container platform"],"epss":{"score":0.02014,"percentile":0.80791,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (2.01%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://access.redhat.com/errata/RHSA-2019:4054","tags":["Third Party Advisory"],"source":"jordan@liggitt.net"},{"url":"https://access.redhat.com/errata/RHSA-2019:4096","tags":["Third Party Advisory"],"source":"jordan@liggitt.net"},{"url":"https://access.redhat.com/errata/RHSA-2019:4099","tags":["Third Party Advisory"],"source":"jordan@liggitt.net"},{"url":"https://access.redhat.com/errata/RHSA-2019:4225","tags":["Third Party Advisory"],"source":"jordan@liggitt.net"},{"url":"https://github.com/kubernetes/kubernetes/issues/85233","tags":["Mitigation","Third Party Advisory"],"source":"jordan@liggitt.net"},{"url":"https://groups.google.com/forum/#%21topic/kubernetes-security-announce/aXiYN0q4uIw","source":"jordan@liggitt.net"},{"url":"https://security.netapp.com/advisory/ntap-20200810-0003/","source":"jordan@liggitt.net"},{"url":"https://access.redhat.com/errata/RHSA-2019:4054","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://access.redhat.com/errata/RHSA-2019:4096","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://access.redhat.com/errata/RHSA-2019:4099","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://access.redhat.com/errata/RHSA-2019:4225","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/kubernetes/kubernetes/issues/85233","tags":["Mitigation","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://groups.google.com/forum/#%21topic/kubernetes-security-announce/aXiYN0q4uIw","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.netapp.com/advisory/ntap-20200810-0003/","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2019-11255","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}