Description
MinIO contains a security feature bypass vulnerability that allows an attacker to use crafted requests to bypass metadata bucket name checking and put an object into any bucket while processing `PostPolicyBucket` to conduct privilege escalation. To carry out this attack, the attacker requires credentials with `arn:aws:s3:::*` permission, as well as enabled Console API access.
Recommended action
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
CISA remediation due date for U.S. federal agencies: 10 Oct 2023.
Collected automatically from public sources. Verify affected versions and fixes in the vendor's notice before acting.