CVE-2023-34980

Name: CVE-2023-34980
Creator: NVD / NIST
Published: 2024-03-08T17:15:22.117+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.4/10EPSS 0.88%

Last modified Jun 17, 2026

CVE-2023-34980 is a high-severity vulnerability rated 8.4/10 on the CVSS scale. An OS command injection vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute commands via a network. We have already fixed the vulnerability in the following versions: QTS 4.5.4.2627 build 20231225 and later QuTS hero h4.5.4.2626 build 20231225 and later . EPSS estimates a 0.88% chance of exploitation in the next 30 days.

Description

An OS command injection vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute commands via a network. We have already fixed the vulnerability in the following versions: QTS 4.5.4.2627 build 20231225 and later QuTS hero h4.5.4.2626 build 20231225 and later

Metrics

CVSS 3.1

8.4/10

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:H

EPSS Probability

0.88%

54.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-78

Affected Software

Vendor	Product	Versions
Qnap	Qts	>= 4.5.1, < 4.5.4.2627
Qnap	Qts	4.5.4.2627
Qnap	Quts Hero	>= h4.5.0, < h4.5.4.2626
Qnap	Quts Hero	h4.5.4.2626

References

https://www.qnap.com/en/security-advisory/qsa-24-12Vendor Advisory
https://www.qnap.com/en/security-advisory/qsa-24-12Vendor Advisory

Timeline

Published: Mar 8, 2024
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2023-34980?

How severe is CVE-2023-34980?

CVE-2023-34980 has a CVSS score of 8.4/10 (HIGH severity). The EPSS model estimates a 0.88% probability of exploitation in the next 30 days.

How do I fix CVE-2023-34980?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-34980?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST