{"id":"BIT-minio-2023-28434","summary":"MinIO is vulnerable to privilege escalation on Linux/MacOS","details":"Minio is a Multi-Cloud Object Storage framework. 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. This issue has been patched in RELEASE.2023-03-20T20-16-18Z. As a workaround, enable browser API access and turn off `MINIO_BROWSER=off`.","aliases":["CVE-2023-28434","GHSA-2pxw-r47w-4p8c"],"modified":"2026-09-08T08:48:13.356426969Z","published":"2024-03-06T10:56:17Z","database_specific":{"cpes":["cpe:2.3:a:minio:minio:*:*:*:*:*:*:*:*"],"severity":"High"},"references":[{"type":"FIX","url":"https://github.com/minio/minio/commit/67f4ba154a27a1b06e48bfabda38355a010dfca5"},{"type":"EVIDENCE","url":"https://github.com/minio/minio/pull/16849"},{"type":"ADVISORY","url":"https://github.com/minio/minio/security/advisories/GHSA-2pxw-r47w-4p8c"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-28434"},{"type":"WEB","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-28434"}],"affected":[{"package":{"name":"minio","ecosystem":"Bitnami","purl":"pkg:bitnami/minio"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2023.03.20"}]}],"database_specific":{"source":"https://github.com/bitnami/vulndb/tree/main/data/minio/BIT-minio-2023-28434.json"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}],"schema_version":"1.9.0"}