CVE-2023-28434 — MinIO Security Feature Bypass Vulnerability
CVE-2023-28434: MinIO Security Feature Bypass Vulnerability
CISA Known Exploited Vulnerability (KEV)
| Vendor / project | MinIO |
| Product | MinIO |
| Date added | 2023-09-19 |
| Due date | 2023-10-10 |
| Ransomware campaign use | Unknown |
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.
Required action (CISA)
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Notes
https://github.com/minio/minio/security/advisories/GHSA-2pxw-r47w-4p8c; https://nvd.nist.gov/vuln/detail/CVE-2023-28434
References
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-28434
- KEV catalog: https://www.cisa.gov/known-exploited-vulnerabilities-catalog