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Improper Access Control

CVE-2021-25749

High
7.8/10

Summary

In k8s.io/kubernetes versions 1.20.0-alpha.1 through 1.22.13, 1.23.0-alpha.0 through 1.23.10, 1.24.0-alpha.0 through 1.24.4 and 1.25.0-alpha.0 through 1.25.0-alpha.3, Windows workloads can run as "ContainerAdministrator" even when those workloads set the "runAsNonRoot" option to true.

  • LOW
  • LOCAL
  • HIGH
  • UNCHANGED
  • NONE
  • LOW
  • HIGH
  • HIGH

CWE-284 - Improper Access Control

Listed 5th in the 'OWASP Top Ten', improper (or broken) access control attacks are a fundamental type of vulnerability. This includes a broad range of design flaws that enable users to act outside of their intended permissions. They can use these privileges to gain access to restricted files and functionality such as accessing restricted information, falsifying records, destroying data, or executing commands.

References

Advisory Timeline

  • Published