Improper Authorization in minio - CVE-2021-21362
Published: June 29, 2022
Vulnerability identifier: #VU64791
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-21362
CWE-ID: CWE-285
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: MinIO
Affected software:
minio
minio
Detailed vulnerability description
The vulnerability allows a remote user to modify files on the system.
The vulnerability exists due to improper authorization error in MinIO. A remote user can bypass a readOnly policy by creating a temporary 'mc share upload' URL.
How to mitigate CVE-2021-21362
Install updates from vendor's website.