CVE-2023-28432
Minio Information Disclosure in Cluster Deployment
- Published
- Mar 22, 2023
- Updated
- Oct 21, 2025
- Assigning CNA
- GitHub_M
- Evidence observed
- Apr 21, 2023
Primary CVSS
nvd · CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NHigh · next 30 days
- Percentile
- 99.7%
- Model date
- Oct 17, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
CISA Known Exploited
This CVE appears in the CISA Known Exploited Vulnerabilities catalog.
Summary
Minio is a Multi-Cloud Object Storage framework. In a cluster deployment starting with RELEASE.2019-12-17T23-16-33Z and prior to RELEASE.2023-03-20T20-16-18Z, MinIO returns all environment variables, including `MINIO_SECRET_KEY` and `MINIO_ROOT_PASSWORD`, resulting in information disclosure. All users of distributed deployment are impacted. All users are advised to upgrade to RELEASE.2023-03-20T20-16-18Z.
Sources
modules/auxiliary/gather/minio_bootstrap_verify_info_disc.rb
Metasploit Framework modulesDeclared conditions
- verification: check_not_declared($.auxiliary_gather/minio_bootstrap_verify_info_disc.check)
minio/CVE-2023-28432
MinIO Information Disclosure in Cluster Deployment (CVE-2023-28432)
Vulhub vulnerability labsDeclared conditions
- lab image version: vulhub/minio:2023-02-27T18-10-45Z(minio/CVE-2023-28432/docker-compose.yml:services.node1.image)
- lab image version: vulhub/minio:2023-02-27T18-10-45Z(minio/CVE-2023-28432/docker-compose.yml:services.node2.image)
- lab image version: vulhub/minio:2023-02-27T18-10-45Z(minio/CVE-2023-28432/docker-compose.yml:services.node3.image)
http/cves/2023/CVE-2023-28432.yaml
Nuclei TemplatesDeclared conditions
- network: http($.protocol_keys)
- verification: status,word($.matchers[*].type)
Responsible use
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