CVE-2023-41276: QTS, QuTS hero, QuTScloud

Published Feb 2, 2024

Updated

A buffer copy without checking size of input vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute code via a network.

We have already fixed the vulnerability in the following versions: QTS 5.1.2.2533 build 20230926 and later QuTS hero h5.1.2.2534 build 20230927 and later QuTScloud c5.1.5.2651 and later

Affected Software

14 affected components

QNAP QTS=5.1.0.2348-build_20230325

QNAP QTS=5.1.0.2399-build_20230515

QNAP QTS=5.1.0.2418-build_20230603

QNAP QTS=5.1.0.2444-build_20230629

QNAP QTS=5.1.0.2466-build_20230721

QNAP QTS=5.1.1.2491-build_20230815

QNAP QTS=5.1.2.2533

QNAP QuTS hero=h5.1.0.2409-build_20230525

QNAP QuTS hero=h5.1.0.2424-build_20230609

QNAP QuTS hero=h5.1.0.2453-build_20230708

QNAP QuTS hero=h5.1.0.2466-build_20230721

QNAP QuTS hero=h5.1.1.2488-build_20230812

QNAP QuTS hero=h5.1.2.2534

QNAP QuTScloud=c5.1.0.2498-build_20230822

Remediation

Information

We have already fixed the vulnerability in the following versions: QTS 5.1.2.2533 build 20230926 and later QuTS hero h5.1.2.2534 build 20230927 and later QuTScloud c5.1.5.2651 and later

Event History

Feb 2, 2024

CVE Published

via MITRE·04:04 PM

Data Sourced

via MITRE·04:04 PM

RemedyDescriptionSeverityWeakness

Data Sourced

via NVD·04:15 PM

DescriptionSeverityWeakness

Frequently Asked Questions

What is the severity of CVE-2023-41276?

CVE-2023-41276 is classified with a high severity level due to the potential for remote code execution.

How do I fix CVE-2023-41276?

To fix CVE-2023-41276, users should update their QNAP operating system to the latest version provided by QNAP.

Which QNAP versions are affected by CVE-2023-41276?

CVE-2023-41276 affects several QNAP QTS and QuTS hero versions, including 5.1.0.2348 and later builds up to 5.1.2.2534.

Can CVE-2023-41276 be exploited remotely?

Yes, CVE-2023-41276 can be exploited remotely by authenticated administrators over a network connection.

What type of vulnerability is CVE-2023-41276?

CVE-2023-41276 is a buffer copy without size check vulnerability, which may lead to arbitrary code execution.