CVE-2023-28432KEV · OVERDUECWE-200

Minio Information Disclosure in Cluster Deployment

High · published March 22, 2023

Patch now

Confirmed exploited, and the score agrees

CVSS calls it high at 7.5. It is confirmed in active exploitation. It sits in the 99.7th percentile for exploit probability.

1261
days past CISA
deadline
CVSS v3.1
7.5
EPSS
84%
Percentile
99.7
In the wild
Confirmed
What it is

🚨 MinIO is spilling the beans on your secrets! All environment variables, including the sensitive `MINIO_SECRET_KEY` and `MINIO_ROOT_PASSWORD`, are exposed in certain cluster deployments — that's a major security oversight! 🔥 It's like leaving your diary open on the kitchen table for anyone to read — personal secrets just lying around without a lock in sight! This vulnerability makes it too easy for prying eyes to access your sensitive information. An attacker could easily retrieve all environment variables, potentially gaining access to your MinIO setup and exposing critical data. This could lead to unauthorized access to your cloud storage, compromising sensitive information or even entire applications. It’s a security nightmare waiting to happen!

Put simply

It's like leaving your diary open on the kitchen table for anyone to read — personal secrets just lying around without a lock in sight! This vulnerability makes it too easy for prying eyes to access your sensitive information. This vulnerability allows all users in a distributed deployment of MinIO, from versions RELEASE.2019-12-17T23-16-33Z to RELEASE.2023-03-20T20-16-18Z, to retrieve sensitive environment variables through improper handling of configuration, exposing crucial access credentials.

What to do

An attacker could easily retrieve all environment variables, potentially gaining access to your MinIO setup and exposing critical data. This could lead to unauthorized access to your cloud storage, compromising sensitive information or even entire applications. It’s a security nightmare waiting to happen! Upgrade to MinIO RELEASE.2023-03-20T20-16-18Z immediately to close this security gap. Additionally, review your environment configurations to ensure sensitive data is not exposed inappropriately. It's a good time to audit access permissions as well! You've got this! Follow these steps to fortify your MinIO deployment and keep your secrets safe! 🛡️

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.83957 · 99.7th percentile
Weakness
CWE-200 · Exposure of Sensitive Information to an Unauthorized Actor
Published
2023-03-22T20:16Z
KEV added
2023-04-21 · due 2023-05-12
EPSS history
Timeline
  • 21 APR 00:00Z
    Added to CISA KEV — remediate by May 12
    kev
  • 22 MAR 20:16Z
    Minio Information Disclosure in Cluster Deployment
    cvelistv5