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Improper Privilege Management

CVE-2023-28434

High
8.8/10

Summary

github.com/minio/minio is a Multi-Cloud Object Storage framework. In versions prior to RELEASE.2023-03-20T20-16-18Z, an attacker can use crafted requests to bypass metadata bucket name checking and put an object into any bucket while processing "PostPolicyBucket". To carry out this attack, the attacker requires credentials with "arn:aws:s3:::*" permission, as well as enabled Console API access. As a workaround, enable browser API access and turn off "MINIO_BROWSER=off".

  • LOW
  • NETWORK
  • HIGH
  • UNCHANGED
  • NONE
  • LOW
  • HIGH
  • HIGH

CWE-269 - Improper Privilege Management

An effective privilege management infrastructure provides valid users with required access and privileges across heterogeneous technology environments. An application with a faulty privilege management infrastructure allows higher than authorized privileges or enables privilege escalation. This can lead to security incidents such as system infiltration, data breach, and complete system takeover.

References

Advisory Timeline

  • Published