CVE-2019-11255 - CVE House
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Status published Medium CVE-2019-11255

Kubernetes CSI volume snapshot, cloning and resizing features can result in unauthorized volume data access or mutation

Vulnerability 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Xiangqian Yu

References

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Affected Vendor

Affected Software

kubernetes-csi external-provisioner, kubernetes-csi external-snapshotter, kubernetes-csi external-resizer
Vulnerable Versions:
prior to 1.0.2, 1.1, prior to 1.2.2, prior to 1.3.1, v1.14, prior to 0.4.2, 0.1, 0.2

Timeline

Official Publish: December 5th, 2019
Last Modified: September 16th, 2024
Added to House: July 20th, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:L/A:N

Weaknesses (CWE)

CWE-20

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application
Initial Access
T1059 Command and Scripting Interpreter
Execution
T1068 Exploitation for Privilege Escalation
Privilege Escalation
T1213 Data from Information Repositories
Collection
T1565.002 Stored Data Manipulation
Impact