CVE-2021-44051 Command injection

What is CVE-2021-44051?

CVE-2021-44051 is a high-severity command injection vulnerability in Qnap Qts, published on 5 May 2022. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A command injection vulnerability has been reported to affect QNAP NAS running QuTScloud, QuTS hero and QTS. If exploited, this vulnerability allows remote attackers to run arbitrary commands. We have already fixed this vulnerability in the following versions of QuTScloud, QuTS hero and QTS: QuTScloud c5.0.1.1949 and later QuTS hero h5.0.0.1986 build 20220324 and later QTS 5.0.0.1986 build 20220324 and later

Weakness: CWE-77

Which versions are affected by CVE-2021-44051?

It affects 3 products.

Products include Qnap Qts, Qnap Quts Hero, Qnap Qutscloud.

How do I fix CVE-2021-44051?

No fix has been published for CVE-2021-44051 yet. Limit exposure of the affected software until one is available.

Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.

Is CVE-2021-44051 being exploited?

There is no known exploitation of CVE-2021-44051 in the wild and no public exploit code.

Other vulnerabilities in Qnap Qts

• CVE-2020-2509 QNAP Network-Attached Storage (NAS) Command Injection Exploited Critical 9.8
• CVE-2018-19949 QNAP NAS File Station Command Injection Exploited Critical 9.8
• CVE-2019-7193 QNAP QTS Improper Input Validation Exploited Critical 9.8
• CVE-2018-19943 QNAP NAS File Station Cross-Site Scripting Exploited High 8.0
• CVE-2018-19953 QNAP NAS File Station Cross-Site Scripting Exploited Medium 6.1

All Qnap Qts vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-hp68-q6cw-rc79.