8.8

CVE-2021-25741

Symlink Exchange Can Allow Host Filesystem Access

A security issue was discovered in Kubernetes where a user may be able to create a container with subpath volume mounts to access files & directories outside of the volume, including on the host filesystem.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Kubernetes ≫ Kubernetes Version <= 1.19.14
Kubernetes ≫ Kubernetes Version >= 1.20.0 <= 1.20.10
Kubernetes ≫ Kubernetes Version >= 1.21.0 <= 1.21.4
Kubernetes ≫ Kubernetes Version >= 1.22.0 <= 1.22.1
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 33.04% 0.969
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 8.1 2.8 5.2
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
nvd@nist.gov 5.5 8 4.9
AV:N/AC:L/Au:S/C:P/I:P/A:N
jordan@liggitt.net 8.8 2.8 5.9
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE-20 Improper Input Validation

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

CWE-552 Files or Directories Accessible to External Parties

The product makes files or directories accessible to unauthorized actors, even though they should not be.