CVE-2021-25741
Files or Directories Accessible to External Parties in kubernetes in k8s.io/kubernetes
8.1
HIGH
CVSS 3.1
EPSS 33.0%
Description
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.
How to fix CVE-2021-25741
To remediate CVE-2021-25741, upgrade the affected package to a fixed version below.
- Debian/kubernetes—upgrade to 1.20.5+really1.20.2-1 or later
- —upgrade to 1.19.15 or later
- —upgrade to 1.19.15 or later
Is CVE-2021-25741 being exploited?
Moderate — EPSS is 33.0%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (3)
- from 0, < 1.20.5+really1.20.2-1
- from 0, < 1.19.15
- from 0, < 1.19.15, >= 1.20.0, < 1.20.11, >= 1.21.0, < 1.21.5, >= 1.22.0, < 1.22.2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.1 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N |