QTS, QuTS hero, QuTScloud

published 2024-02-13 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-51350

cvss: 5.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 89.9%; EPSS 89.9% chance of exploitation in 30 days, percentile 99.7%
public exploits: 1; Metasploit, plus a Nuclei check

An OS command injection vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow users to execute commands via a network.

We have already fixed the vulnerability in the following versions: QTS 5.1.5.2645 build 20240116 and later QuTS hero h5.1.5.2647 build 20240118 and later QuTScloud c5.1.5.2651 and later

Patch / fix

fixed in 3

QNAP Systems Inc. QTS 4.x, 5.1.5.2645 build 20240116
QNAP Systems Inc. QuTS hero h4.x, h5.1.5.2647 build 20240118
QNAP Systems Inc. QuTScloud c5.1.5.2651

Timeline

2024-02-13 First public exploit (Metasploit exploit/linux/http/qnap_qts_rce_cve_2023_47218)
2024-02-13 Published

CISA SSVC

Exploitation: Proof of concept is public
Automatable: no
Technical impact: partial
Assessed: 2 y ago (2024-02-13)

Exploit prediction

89.92% chance of exploitation in the next 30 days, higher than 99.7% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

Metasploit exploit/linux/http/qnap_qts_rce_cve_2023_47218 QNAP QTS and QuTS Hero Unauthenticated Remote Code Execution in quick.cgi metasploit exploit, excellent rank, 2024-02-13
Nuclei template QNAP QTS and QuTS Hero - OS Command Injection nuclei detection template
rapid7.com https://www.rapid7.com/blog/post/2024/02/13/cve-2023-47218-qnap-qts-and-quts-hero-unauthenticated-command-injection-fixed/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CNA	3.1	5.8	CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L
NVD	3.1	8.3	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L

Affected products

QNAP Systems Inc. QTS
QNAP Systems Inc. QuTS hero
QNAP Systems Inc. QuTScloud

Classification

Weakness

CWE-77 Improper Neutralization of Special Elements used in a Command
CWE-78 Improper Neutralization of Special Elements used in an OS Command

References

rapid7.com /blog/post/2024/02/13/cve-2023-47218-qnap-qts-and-quts-hero-unauthenticated-command-injection-fixed/
exploit, third-party-advisory
qnap.com /en/security-advisory/qsa-23-57
vendor-advisory

Sources

CVE List CVE-2023-47218
NVD CVE-2023-47218

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary