Cleartext Storage of Sensitive Information in Cookies

Summary

A vulnerability has been reported to affect QNAP NAS. If exploited, this vulnerability allows an attacker to access sensitive information stored in cleartext inside cookies via certain widely-available tools. 

We have already fixed this vulnerability in the following versions:

• QTS 4.5.1.1456 build 20201015 (and later)
• QuTS hero h4.5.1.1472 build 20201031 (and later)
• QuTScloud c4.5.2.1379 build 20200730 (and later)

Recommendation

To secure your device, we strongly recommend 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.

Installing the QTS or QuTS hero Update

1. Log on to QTS or QuTS hero as administrator.
2. Go to Control Panel > System > Firmware Update.
3. Under Live Update, click Check for Update.
   QTS or QuTS hero 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.