CVE-2019-11255
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…
Does this matter?
Lower severity and a low EPSS score (2.01%). Track it; it rarely justifies an emergency change on its own.
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.
- CVSS 3.1
- 6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
- EPSS
- 2.01% probability · 81th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-20
- Affected
- kubernetes/external-provisioner · kubernetes/external-resizer · kubernetes/external-snapshotter · redhat/openshift container platform
- Source
- jordan@liggitt.net
EPSS 2.0% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- https://access.redhat.com/errata/RHSA-2019:4054Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:4096Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:4099Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:4225Third Party Advisory
- https://github.com/kubernetes/kubernetes/issues/85233Mitigation, Third Party Advisory
- https://groups.google.com/forum/#%21topic/kubernetes-security-announce/aXiYN0q4uIw
- https://security.netapp.com/advisory/ntap-20200810-0003/
- https://access.redhat.com/errata/RHSA-2019:4054Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:4096Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:4099Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:4225Third Party Advisory
- https://github.com/kubernetes/kubernetes/issues/85233Mitigation, Third Party Advisory
- https://groups.google.com/forum/#%21topic/kubernetes-security-announce/aXiYN0q4uIw
- https://security.netapp.com/advisory/ntap-20200810-0003/
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.