Home/CVE/Windows workloads can run as ContainerAdministrator even when those workloads set the runAsNonRoot option to true.
CVE

CVE-2021-25749

Windows workloads can run as ContainerAdministrator even when those workloads set the runAsNonRoot option to true.

Windows workloads can run as ContainerAdministrator even when those workloads set the runAsNonRoot option to true.

HIGH · CVSS 7.8 EPSS 0.00038
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules8 YARA rules0
⬡

Weakness Classification

CWE-284Improper Access Control
▤

Affected Products & Versions

4
kubernetes>= 1.20.0 and <= 1.21.0
kubernetes>= 1.22.0 and < 1.22.14
kubernetes>= 1.23.0 and < 1.23.11
kubernetes>= 1.24.0 and < 1.24.5
◈

Sigma Hunt Rules

8
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
productmediumKubernetes Events Deleted
productmediumKubernetes Admission Controller Modification
productmediumKubernetes CronJob/Job Modification
productmediumKubernetes Potential Enumeration Activity
productmediumKubernetes Secrets Modified or Deleted
productmediumKubernetes Rolebinding Modification
▣

Scoring & Timeline

7.8
HIGH · CVSS v3.1 · jordan@liggitt.net
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD24 May 2023 · 05:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

3
suse-csafopenSUSE-SU-2024:12780-1
suse-csafSUSE-SU-2023:2292-1
rhsaRHSA-2022:9096Low
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://groups.google.com/g/kubernetes-security-announce/c/qqTZgulISzAMailing List
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