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Fencer Vulns
high 8.8

CVE-2024-21898 json

QTS, QuTS hero

published 2024-09-06 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-19509

cvss
8.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.2%
EPSS 1.2% chance of exploitation in 30 days, percentile 68%
public exploits
0
none known

Summary

An OS command injection vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated users to execute commands via a network. We have already fixed the vulnerability in the following versions: QTS 5.1.6.2722 build 20240402 and later QuTS hero h5.1.6.2734 build 20240414 and later

Patch / fix

  • QNAP Systems Inc. QTS 5.1.6.2722 build 20240402
  • QNAP Systems Inc. QuTS hero h5.1.6.2734 build 20240414
  • qnap qts 5.1.6.2722_build_20240402
  • qnap quts_hero h5.1.6.2734_build_20240414

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
2 y ago

Exploit prediction

1.21% chance of exploitation in the next 30 days, higher than 68% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

  • QNAP Systems Inc. QTS
  • QNAP Systems Inc. QuTS hero
  • qnap qts
  • qnap quts_hero

Classification

Weakness
  • CWE-78 Improper Neutralization of Special Elements used in an OS Command

References

Sources

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.