Cyber Resilience

CVE-2023-51367

Medium

Published: 06 September 2024

Published
06 September 2024
Modified
11 September 2024
KEV Added
Patch
CVSS Score v3.1 5.4 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:L
EPSS Score 0.0023 45.9th percentile
Risk Priority 11 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-51367 is a medium-severity Classic Buffer Overflow (CWE-120) vulnerability in Qnap Qts. Its CVSS base score is 5.4 (Medium).

Operationally, ranked at the 45.9th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

A buffer copy without checking size of input vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow users to execute code via a network. We have already fixed the vulnerability in the…

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following versions: QTS 5.1.6.2722 build 20240402 and later QuTS hero h5.1.6.2734 build 20240414 and later

CWE(s)

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

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-120

Platform-independent managed code eliminates the need for unchecked native buffer copies that are the root cause of classic buffer overflows.

References