SB2021031920 - Improper Enforcement of Message Integrity During Transmission in a Communication Channel in minio.io minio
Published: March 19, 2021 Updated: June 5, 2023
Security Bulletin ID
SB2021031920
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Improper Enforcement of Message Integrity During Transmission in a Communication Channel (CVE-ID: CVE-2021-21390)
The vulnerability allows a remote attacker to modify data on the system.
The vulnerability exists due to enabled MITM modification of request bodies that are meant to have integrity guaranteed by chunk signatures. A remote unauthenticated attacker can send a specially crafted data to modify data on the system.
Remediation
Install update from vendor's website.