CVE-2024-21900

QTS, QuTS hero, QuTScloud

MEDIUM

6.5

CVSS Score

Published: March 8, 2024 at 04:17 PM UTC

Updated: June 17, 2026 at 07:10 AM UTC

3 products affected across 1 vendorQTSQuTS heroQuTScloud

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Severity

MEDIUM6.5

Exploit prediction

EPSS 9%

SSVC

No known exploit

Description

An 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 5.1.3.2578 build 20231110 and later QuTS hero h5.1.3.2578 build 20231110 and later QuTScloud c5.1.5.2651 and later

Affected

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

QTS · Qnap

95%

v < 5.1.3.25785.1.x ≤ v < 5.1.3.2578 build 202311105.1.3.2578 5.1.x

Affected range stops below 5.1.3.2578, so it looks safe — our inference, not a vendor statement

Affected range stops below 5.1.3.2578 build 20231110, so it looks safe — our inference, not a vendor statement

QuTS hero · Qnap

95%

v < h5.1.3.2578h5.1.x ≤ v < h5.1.3.2578 build 20231110h5.1.3.2578 h5.1.x

Affected range stops below h5.1.3.2578, so it looks safe — our inference, not a vendor statement

Affected range stops below h5.1.3.2578 build 20231110, so it looks safe — our inference, not a vendor statement

QuTScloud · Qnap

95%

v < c5.1.5.2651c5.x.x ≤ v < c5.1.5.2651c5.x.x

Affected range stops below c5.1.5.2651, 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

https://www.qnap.com/en/security-advisory/qsa-24-09

References (1)

Vendor Advisory

Source: [email protected]

https://www.qnap.com/en/security-advisory/qsa-24-09

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

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

CVSS

6.5MEDIUM[email protected]

Attack Vector: NETWORK
Complexity: LOW
Privileges: LOW
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: NONE
Integrity: HIGH
Availability: NONE

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-74

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