High severity · published Mar 22, 2023
CVE-2023-28432
Minio Information Disclosure in Cluster Deployment
In wildKEV
7.5
CVSS
84%
EPSS
Yes
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)84.0% · higher than 100% of CVEs
Exploited in the wildYes
CISA KEVListed Apr 21, 2023
Federal remediation dueMay 12, 2023
Ransomware campaign useNot known
Affected products
Which versions
MI
minio · minio
>= RELEASE.2019-12-17T23-16-33Z, < RELEASE.2023-03-20T20-16-18Z · source: vendor, NVD, KEV
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-28432
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-28432
CISA KEV catalogue
https://www.cisa.gov/known-exploited-vulnerabilities-catalog
x_refsource_CONFIRM
https://github.com/minio/minio/security/advisories/GHSA-6xvq-wj2x-3h3q
x_refsource_MISC
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-cli-scan-to-keep-your-supply-chain-clean
More from minio
8.8
CVE-2023-28434
MinIO is vulnerable to privilege escalation on Linux/MacOS
9.8
CVE-2026-33322
MinIO: JWT Algorithm Confusion in OIDC Authentication
9.3
CVE-2024-55949
Privilege escalation in IAM import API in MinIO
8.8
CVE-2024-24747
MinIO unsafe default: Access keys inherit `admin` of root user, allowing privilege escalation
8.8
CVE-2023-28433
Minio Privilege Escalation on Windows via Path separator manipulation