QuTS hero

QuTS hero is the operating system for high-end and enterprise QNAP NAS models. With Linux and ZFS, QuTS hero supports advanced data reduction technologies for further driving down costs and increasing reliablility of SSD (all-flash) storage.

System
Applications

QuTScloud

QuTScloud is the operating system for QNAP Cloud NAS virtual appliances. With the possibility of on-premises and cloud deployment, QuTScloud enables optimized cloud data usage and flexible resource allocation at a predictable monthly cost.

System
Applications

QES

QES is the operating system for dual-controller QNAP NAS models. With FreeBSD and ZFS, QES is flash-optimized, capable of driving outstanding performance for all-flash storage arrays.

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Product
Resources

QNE Network

QNE Network is the operating system for QuCPE, QNAP's universal customer premises equipment series. Run virtual network functions, freely configure software-defined networks, and enjoy benefits such as lowered costs and reduced management efforts.

System
Applications

QSS

QNAP Switch System (QSS) is the configuration interface for QNAP's managed switch series. Enable management functions such as link aggregation, VLAN, and RSTP, to take care of your network topology with ease.

System

QuRouter

QNAP’s QuRouter OS simplifies managing high-speed and high-coverage LAN/WAN. With NAT, VPN, security, and QuWAN SD-WAN, network management is made easier and remote connections more secure.

System
Applications

QVR Elite

QVR Elite is the subscription-based network video recorder software for QNAP's QTS, QuTS hero, and QNE Network operating systems. Its low monthly fee enables homes and small businesses to build a cost-effective and flexible video surveillance system.

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Resources

QVR Pro

QVR Pro is the network video recorder software for QNAP's QVR Pro video surveillance appliances. QVR Pro can be also used with a series of apps, such as face recognition and door access control, making it versatile for a range of scenarios.

System
Applications
Resources

QVR Face

QVR Face is a smart facial recognition solution featuring real-time live streaming video analytics from connected cameras. It can be integrated into multiple scenarios to provide intelligent attendance management, door access control management, VIP welcome systems and smart retail services.

System
Applications
Resources

Smart Video Solutions

QNAP smart video solutions provides integrated intelligent packages such as video conferencing and smart retail, boosting productivity for individuals and businesses.

Video Conferencing
Smart Retail
<< Back to Security Advisory List

Resolved Multiple Vulnerabilities in QTS, QuTS hero, and QuTScloud

  • Release date: May 6, 2022
  • Security ID: QSA-22-16
  • Severity: High
  • CVE identifier: CVE-2021-44051 | CVE-2021-44052 | CVE-2021-44053 | CVE-2021-44054
  • Affected products: Certain QNAP NAS
  • Status: Resolved

Summary

Multiple vulnerabilities have been reported to affect QTS, QuTS hero, and QuTScloud: 

 

  • CVE-2021-44051: Command injection vulnerability
    • If exploited, this vulnerability allows remote attackers to run arbitrary commands.

 

  • CVE-2021-44052: Improper link resolution before file access ("link following") vulnerability
    • If exploited, this vulnerability allows remote attackers to traverse the file system to unintended locations and read or overwrite files.

 

  • CVE-2021-44053: Cross-site scripting (XSS) vulnerability
    • If exploited, this vulnerability allows remote attackers to inject malicious code.

 

  • CVE-2021-44054: Open redirect vulnerability
    • If exploited, this vulnerability allows attackers to redirect users to an untrusted page that contains malware.

 

We have already fixed the vulnerabilities in the following versions of QTS, QuTS hero, and QuTScloud:

 

  • QTS 5.0.0.1986 build 20220324 and later
  • QTS 4.5.4.1991 build 20220329 and later
  • QTS 4.3.6.1965 build 20220302 and later
  • QTS 4.3.4.1976 build 20220303 and later
  • QTS 4.3.3.1945 build 20220303 and later
  • QTS 4.2.6 build 20220304 and later
  • QuTS hero h5.0.0.1986 build 20220324 and later
  • QuTS hero h4.5.4.1971 build 20220310 and later
  • QuTScloud c5.0.1.1998 and later

 

Recommendation

To fix the vulnerabilities, we recommend updating your QNAP operating system to one of the above versions or later.

 

Updating QTS, QuTS hero, or QuTScloud

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

Acknowledgements: Enio Pena Navarro and Michael Messner from Siemens Energy AG

Revision History:
V1.0 (May 6, 2022) - Published

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