CVE-2023-28432 on CISA KEV

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

01What CISA says about this vulnerability

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…

02Required action — verbatim from CISA

Apply updates per vendor instructions.

03Notes & references

• github.com — https://github.com/minio/minio/security/advisories/GHSA-6xvq-wj2x-3h3q
• github.com — https://github.com/minio/minio/releases/tag/RELEASE.2023-03-20T20-16-18Z
• twitter.com — https://twitter.com/Andrew___Morris/status/1639325397241278464
• viz.greynoise.io — https://viz.greynoise.io/tag/minio-information-disclosure-attempt
• www.greynoise.io — https://www.greynoise.io/blog/openai-minio-and-why-you-should-always-use-docker-…

04SARA's analyst layer — why this matters

This vulnerability is currently on the CISA KEV list, which CISA only adds CVEs to when there is reliable evidence of active exploitation in the wild. For federal civilian agencies, BOD 22-01 requires remediation by the due date above. For everyone else, KEV is the strongest "patch immediately" signal you can get from public threat intel.

05Affected products (summary)

Vendor	Product	Versions
minio	minio	>= RELEASE.2019-12-17T23-16-33Z, < RELEASE.2023-03-20T20-16-18Z

06Detection

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