SB2021042329 - Improper Authorization in QNAP HBS 3 Hybrid Backup Sync
Published: April 23, 2021
Security Bulletin ID
SB2021042329
CSH Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Improper Authorization (CVE-ID: CVE-2021-28799)
CWE-ID: CWE-285 - Improper Authorization
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Amber
The vulnerability allows a remote attacker to bypass authorization checks.
The vulnerability exists due to insufficient authorization checks. A remote attacker can bypass authorization checking and log in to a device.
Remediation
Install update from vendor's website.