CVEs / CVE-2023-28432
CVE-2023-28432: MinIO Information Disclosure Vulnerability
- Known exploited in the CISA KEV catalog since 21 Apr 2023
- high 7.5 CVSS 3.1 (NVD)
- EPSS 83.9% chance of exploitation in the next 30 days, higher than 99% of CVEs (30 Oct 2026)
- Last changed at its sources
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Summary
MinIO contains a vulnerability in a cluster deployment where MinIO returns all environment variables, which allows for information disclosure.
Description
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.
Affected and fixed versions
| Product | Affected | Fixed in |
|---|---|---|
| minio minio | >= RELEASE.2019-12-17T23-16-33Z, < RELEASE.2023-03-20T20-16-18Z | — |
Exploitation
| In CISA KEV since | 21 Apr 2023 |
|---|---|
| Due date for US federal agencies | 12 May 2023 |
| Used in ransomware campaigns | Unknown |
| Required action | Apply updates per vendor instructions. |
Severity
| CVSS 3.1 | 7.5 highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NScored by NVD |
|---|---|
| Weakness | CWE-200 |
References
- CVE-2023-28432 on NVD
- CVE-2023-28432 in the CISA KEV catalog
- https://github.com/minio/minio/security/advisories/GHSA-6xvq-wj2x-3h3q (cited by CISA)
- CVE-2023-28432 on OSV
- https://github.com/minio/minio/releases/tag/RELEASE.2023-03-20T20-16-18Z Release Notes
- https://github.com/minio/minio/security/advisories/GHSA-6xvq-wj2x-3h3q Exploit, Vendor Advisory
- https://twitter.com/Andrew___Morris/status/1639325397241278464 Third Party Advisory
- https://viz.greynoise.io/tag/minio-information-disclosure-attempt Third Party Advisory
- https://www.greynoise.io/blog/openai-minio-and-why-you-should-always-use-docker-cli-scan-to-keep-your-supply-chain-clean Third Party Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-28432 US Government Resource
Sources
Exploitation status from the CISA Known Exploited Vulnerabilities catalog. EPSS scores from FIRST. Descriptions, severity and references from the National Vulnerability Database. Open-source package versions from OSV (CC-BY 4.0). Text is shown as each source states it; Stackurity does not edit it. Check the vendor's advisory before acting.
This product uses data from the NVD API but is not endorsed or certified by the NVD.