Information disclosure in MinIO
| Risk | High |
| Patch available | YES |
| Number of vulnerabilities | 2 |
| CVE-ID | CVE-2023-28432 CVE-2023-28434 |
| CWE-ID | CWE-200 CWE-284 |
| Exploitation vector | Network |
| Public exploit |
Vulnerability #1 is being exploited in the wild. Vulnerability #2 is being exploited in the wild. |
| Vulnerable software Subscribe |
minio Other software / Other software solutions |
| Vendor | minio.io |
Security Bulletin
This security bulletin contains information about 2 vulnerabilities.
1) Information disclosure
EUVDB-ID: #VU75421
Risk: High
CVSSv3.1: 7.2 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:H/RL:O/RC:C]
CVE-ID: CVE-2023-28432
CWE-ID:
CWE-200 - Information exposure
Exploit availability: Yes
DescriptionThe vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to excessive data output by the application. A remote attacker can gain unauthorized access to sensitive information on the system, including "MINIO_SECRET_KEY" and "MINIO_ROOT_PASSWORD".
MitigationInstall updates from vendor's website.
Vulnerable software versionsminio: 2019-12-17T23-16-33Z - 2023-03-13T19-46-17Z
External linkshttp://github.com/minio/minio/security/advisories/GHSA-6xvq-wj2x-3h3q
http://github.com/minio/minio/releases/tag/RELEASE.2023-03-20T20-16-18Z
http://www.greynoise.io/blog/openai-minio-and-why-you-should-always-use-docker-cli-scan-to-keep-your-supply-chain-clean
http://twitter.com/Andrew___Morris/status/1639325397241278464
http://viz.greynoise.io/tag/minio-information-disclosure-attempt
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
Yes. This vulnerability is being exploited in the wild.
2) Improper access control
EUVDB-ID: #VU80422
Risk: Medium
CVSSv3.1: 6.2 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N/E:H/RL:O/RC:C]
CVE-ID: CVE-2023-28434
CWE-ID:
CWE-284 - Improper Access Control
Exploit availability: Yes
DescriptionThe vulnerability allows a remote user to gain unauthorized access to otherwise restricted functionality.
The vulnerability exists due to improper access restrictions. A remote user with "arn:aws:s3:::*" permission and enabled Console API access can bypass metadata bucket name checking and put an object into any bucket while processing "PostPolicyBucket".
MitigationInstall updates from vendor's website.
Vulnerable software versionsminio: 2019-12-17T23-16-33Z - 2023-03-13T19-46-17Z
External linkshttp://github.com/minio/minio/security/advisories/GHSA-2pxw-r47w-4p8c
http://github.com/minio/minio/pull/16849
http://github.com/minio/minio/commit/67f4ba154a27a1b06e48bfabda38355a010dfca5
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.
Is there known malware, which exploits this vulnerability?
Yes. This vulnerability is being exploited in the wild.
