8.8
CWE
77
Advisory Published
Updated

CVE-2021-44051: Command injection

First published: Thu May 05 2022(Updated: )

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

Credit: security@qnapsecurity.com.tw security@qnapsecurity.com.tw

Affected SoftwareAffected VersionHow to fix
QNAP QTS>=4.3.3.0174<4.3.3.1945
QNAP QTS>=4.3.4.0899<4.3.4.1976
QNAP QTS>=4.3.6.0895<4.3.6.1965
QNAP QTS>=4.4.0.0883<4.5.4.1991
QNAP QTS>=5.0.0.1716<5.0.0.1986
QNAP QTS=4.2.6-build_20170517
QNAP QTS=4.2.6-build_20190322
QNAP QTS=4.2.6-build_20190730
QNAP QTS=4.2.6-build_20190921
QNAP QTS=4.2.6-build_20191107
QNAP QTS=4.2.6-build_20200109
QNAP QTS=4.2.6-build_20200421
QNAP QTS=4.2.6-build_20200611
QNAP QTS=4.2.6-build_20200821
QNAP QTS=4.2.6-build_20210327
QNAP QTS=4.2.6-build_20211215
QNAP QuTS hero<h4.5.4.1771
QNAP QuTS hero>=h5.0.0.1772<h5.0.0.1986
QNAP QuTScloud<c5.0.1.1998
QNAP QTS>=4.3.3.0174<4.3.3.1945
QNAP QTS>=4.3.4.0899<4.3.4.1976
QNAP QTS>=4.3.6.0895<4.3.6.1965
QNAP QTS>=4.4.0.0883<4.5.4.1991
QNAP QTS=4.2.6-build_20170517
QNAP QTS=4.2.6-build_20190322
QNAP QTS=4.2.6-build_20190730
QNAP QTS=4.2.6-build_20190921
QNAP QTS=4.2.6-build_20191107
QNAP QTS=4.2.6-build_20200109
QNAP QTS=4.2.6-build_20200421
QNAP QTS=4.2.6-build_20200611
QNAP QTS=4.2.6-build_20200821
QNAP QTS=4.2.6-build_20210327
QNAP QTS=4.2.6-build_20211215

Remedy

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

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Frequently Asked Questions

  • What is CVE-2021-44051?

    CVE-2021-44051 is a command injection vulnerability that affects QNAP NAS running QuTScloud, QuTS hero, and QTS.

  • What is the severity of CVE-2021-44051?

    CVE-2021-44051 has a severity rating of 8.8 (high).

  • How does CVE-2021-44051 affect QNAP NAS?

    CVE-2021-44051 allows remote attackers to run arbitrary commands on QNAP NAS running QuTScloud, QuTS hero, and QTS.

  • Which versions of QuTScloud, QuTS hero, and QTS are affected by CVE-2021-44051?

    Versions of QuTScloud, QuTS hero, and QTS up to 5.0.1.1998 are affected by CVE-2021-44051.

  • How can I fix CVE-2021-44051?

    To fix CVE-2021-44051, update QuTScloud, QuTS hero, and QTS to the fixed versions mentioned in the QNAP security advisory.

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