Compatibility

• QTS 4.3.3 is the final available firmware version for the following NAS models: TS-112P, TAS-168, TAS-268. QNAP will keep releasing security updates for these models until the end of support. For details, see https://www.qnap.com/en/product/eol.php.

Important Notes

• For the status of QTS updates and maintenance for your NAS model, visit https://www.qnap.com/en/product/eol.php

Security Updates

• Fixed a vulnerability in Apache HTTP server (CVE-2020-9490).
• Fixed a command injection vulnerability (CVE-2020-2509).
• Fixed a heap corruption vulnerability in Samba (CVE-2020-27840).
• Fixed an out-of-bounds read vulnerability in Samba (CVE-2021-20277).
• Fixed a relative path traversal vulnerability (CVE-2021-28798).