Buffer Overflow Vulnerability in Samba

Summary

A buffer overflow vulnerability has been reported in Samba. 

We have already fixed the vulnerability in the following operating system versions:

• QTS 5.0.1.2346 build 20230322 and later
• QTS 4.5.4.2374 build 20230416 and later

QuTS hero, QuTScloud are not affected.

Recommendation

To secure your device, we recommend regularly updating your system to the latest version to benefit from vulnerability fixes. You can check the product support status to see the latest updates available to your NAS model.

Updating QTS

1. Log in to QTS as an administrator.
2. Go to Control Panel > System > Firmware Update.
3. Under Live Update, click Check for Update.
   The system downloads and installs the latest available update.

Tip: You can also download the update from the QNAP website. Go to Support > Download Center and then perform a manual update for your specific device.