Cyber Resilience

CVE-2024-50403

Low

Published: 06 December 2024

Published
06 December 2024
Modified
23 September 2025
KEV Added
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Patch
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CVSS Score v4 2.1 CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS Score 0.0145 81.2th percentile
Risk Priority 5 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2024-50403 is a low-severity Use of Externally-Controlled Format String (CWE-134) vulnerability in Qnap Quts Hero. Its CVSS base score is 2.1 (Low).

Operationally, ranked in the top 18.8% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

A use of externally-controlled format string vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow remote attackers who have gained administrator access to obtain secret data or modify memory. We have already…

more

fixed the vulnerability in the following versions: QTS 5.2.2.2950 build 20241114 and later QuTS hero h5.2.2.2952 build 20241116 and later

CWE(s)
CWE-134

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

qnap
qts
5.1.0.2348, 5.1.0.2399, 5.1.0.2418, 5.1.0.2444, 5.1.0.2466
qnap
quts hero
h5.1.0.2409, h5.1.0.2424, h5.1.0.2453, h5.1.0.2466, h5.1.1.2488

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References