Command Injection Vulnerability in QTS and QuTS hero

published 2020-12-10 5 y ago modified 2026-06-17 4 mo ago also EUVD-2019-16742

cvss: 9.8; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 2.7%; EPSS 2.7% chance of exploitation in 30 days, percentile 86%
public exploits: 0; none known

This command injection vulnerability allows attackers to execute arbitrary commands in a compromised application. QNAP have already fixed this vulnerability in the following versions of QTS and QuTS hero. QuTS hero h4.5.1.1472 build 20201031 and later QTS 4.5.1.1456 build 20201015 and later QTS 4.4.3.1354 build 20200702 and later

Patch / fix

fixed in 2

qnap quts_hero h4.5.1.1472
qnap qts 4.4.3.1354, 4.5.1.1456

Exploit prediction

2.72% chance of exploitation in the next 30 days, higher than 86% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
NVD	3.1	9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	7.5	AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected products

QNAP Systems Inc. QTS
QNAP Systems Inc. QuTS hero

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

qnap.com /en/security-advisory/qsa-20-16
vendor-advisory

Sources

CVE List CVE-2019-7198
NVD CVE-2019-7198

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