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CVE-2023-28432: MinIO Information Disclosure Vulnerability

criticalknown exploitedpublic exploitCVE-2023-28432
Actively exploited. At least one CVE in this advisory is listed in the CISA Known Exploited Vulnerabilities catalog — exploitation has been observed in the wild. Treat remediation as urgent.
MinIO contains a vulnerability in a cluster deployment where MinIO returns all environment variables, which allows for information disclosure.

CSIRTS triage

vendor: MinIOInformation disclosure
What
A vulnerability allows MinIO to return all environment variables, leading to information disclosure.
Who is affected
Deployments of MinIO in a cluster configuration are affected.
Urgency
Remediation is critical due to active exploitation and the potential for sensitive data exposure.
Action
Update to the latest version of MinIO.

AI-assisted analysis generated from the source advisory — verify against the original.

Details

Source
CISA Known Exploited Vulnerabilities (US · database · site)
Severity
critical
Published
2023-04-21
Exploitation
Observed in the wild (CISA KEV)

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2023-28432

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2023-28432coverage & exploitation statusNVD · CVE.org

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