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CVE-2024-21902

QTS, QuTS hero

HIGH
8.1
CVSS Score
Published: May 21, 2024 at 04:08 PM UTC
Updated: June 17, 2026 at 07:10 AM UTC
2 products affected across 1 vendorQTSQuTS hero

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Severity
HIGH8.1
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

Description

An incorrect permission assignment for critical resource vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated users to read or modify the resource via a network. We have already fixed the vulnerability in the following version: QTS 5.1.7.2770 build 20240520 and later QuTS hero h5.1.7.2770 build 20240520 and later

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

QTS· Qnap
95%
5.1.x ≤ v < 5.1.7.2770 build 202405205.1.0.2348 build_202303255.1.0.2399 build_202305155.1.0.2418 build_202306035.1.0.2444 build_202306295.1.0.2466 build_202307215.1.1.2491 build_202308155.1.2.2533 build_202309265.1.3.2578 build_202311105.1.4.2596 build_202311285.1.5.2645 build_202401165.1.5.2679 build_202402195.1.6.2722 build_202404025.1.x
Affected range stops below 5.1.7.2770 build 20240520, so it looks safe — our inference, not a vendor statement
QuTS hero· Qnap
95%
h5.1.x ≤ v < h5.1.7.2770 build 20240520h5.1.0.2409 build_20230525h5.1.0.2424 build_20230609h5.1.0.2453 build_20230708h5.1.0.2466 build_20230721h5.1.1.2488 build_20230812h5.1.2.2534 build_20230927h5.1.3.2578 build_20231110h5.1.4.2596 build_20231128h5.1.5.2647 build_20240118h5.1.5.2680 build_20240220h5.1.6.2734 build_20240414h5.1.x
Affected range stops below h5.1.7.2770 build 20240520, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor Advisory
Source: [email protected]
https://www.qnap.com/en/security-advisory/qsa-24-23

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.1HIGH[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-200CWE-732

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