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QtsOperating system · Qnap

CVE-2024-37050

MEDIUM · 6.5 CVSS v3.1 Published 2024-11-22
Mitigation only
No fix yet — a mitigation exists. There is no fixed release. A documented workaround reduces exposure in the meantime.
See remediation →
71/100
Remediation priority · Elevated
Remotely reachable Zero-click

Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.

NVD · unedited
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 remote attackers who have gained administrator access to execute code. We have already fixed the vulnerability in the following versions: QTS 5.2.1.2930 build 20241025 and later QuTS hero h5.2.1.2929 build 20241025 and later

Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.

dbcve analysis · high confidence

Buffer copy without checking size of input vulnerability in QNAP QTS and QuTS hero operating systems allows remote authenticated attackers with administrator access to execute arbitrary code. This is a classic buffer overflow where input size is not validated before copying to a fixed-size buffer.

MitigationUpdate QNAP firmware to QTS 5.2.1.2930 build 20241025 or QuTS hero h5.2.1.2929 build 20241025 or later. Additionally, enforce strong administrator credentials and restrict administrative access to trusted networks to reduce attack surface.

Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.

Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.

NVD · CPE data
QtsOperating system
Affected:= 5.2.0.2737= 5.2.0.2744= 5.2.0.2782= 5.2.0.2802= 5.2.0.2823= 5.2.0.2851= 5.2.0.2860
Quts HeroOperating system
Affected:= h5.2.0.2737= h5.2.0.2782= h5.2.0.2789= h5.2.0.2802= h5.2.0.2823= h5.2.0.2851= h5.2.0.2860

CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.

From the vector
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
High
Availability
High

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H

Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.

dbcve checks

Work through these to decide whether this CVE applies to you.

  1. Identify QNAP device and operating system
    Log into the QNAP device and check the System Information page or run 'getsysinfo' command via SSH to confirm whether the device runs QTS or QuTS hero.
    Affected if Device is not a QNAP NAS running QTS or QuTS hero.
  2. Check installed firmware version
    In QTS/QuTS hero, go to Control Panel > System > Firmware Update > Check Update History, or run 'versus' command via SSH to display the current firmware build number.
    Affected if The firmware build matches any of these vulnerable versions: QTS 5.2.0.2737, 5.2.0.2744, 5.2.0.2782, 5.2.0.2802, 5.2.0.2823, 5.2.0.2851, 5.2.0.2860 or QuTS hero h5.2.0.2737, h5.2.0.2782, h5.2.0.2789, h5.2.0.2802, h5.2.0.2823, h5.2.0.2851, h5.2.0.2860.
  3. Verify administrative access configuration
    Go to Control Panel > System > Security and review the administrator account settings. Check if the admin account is enabled and note whether direct admin access is permitted.
    Affected if Administrator account exists and is accessible, as the vulnerability requires an authenticated administrator.
  4. Check remote administrative access exposure
    Go to Control Panel > System > Security > Connection Method and review which IP addresses or networks are allowed for admin access. Inspect firewall rules in Control Panel > Security > Firewall.
    Affected if The administrative interface (HTTP/HTTPS on ports 8080/443 or similar) is accessible from untrusted networks, enabling remote attack.

A user is affected if the QNAP device runs QTS or QuTS hero firmware matching any of the listed vulnerable build numbers and has administrator access available remotely.

Generated from the published advisory. Verify against your own configuration.

Check your environment

Paste your version and any relevant configuration and it will be compared against the affected criteria above. Do not include secrets or credentials.

AI-assisted, checked against the advisory. Informational, not a guarantee.

Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.

dbcve · scoped
Mitigation available No clean upgrade yet — mitigate in the meantime
Mitigation

Update QNAP firmware to QTS 5.2.1.2930 build 20241025 or QuTS hero h5.2.1.2929 build 20241025 or later. Additionally, enforce strong administrator credentials and restrict administrative access to trusted networks to reduce attack surface.

Recommended fix High confidence

QTS 5.2.1.2930 build 20241025 or later; QuTS hero h5.2.1.2929 build 20241025 or later

  1. Log into QNAP admin console and navigate to Control Panel > System > Firmware Update
  2. Confirm current QTS or QuTS hero version matches affected version list (5.2.0.2737, 5.2.0.2744, 5.2.0.2782, 5.2.0.2802 or h5.2.0.2737, h5.2.0.2782, h5.2.0.2789, h5.2.0.2802)
  3. Back up all critical data and configurations before proceeding with firmware update
  4. In Firmware Update settings, check for updates or manually download QTS 5.2.1.2930 (build 20241025 or later) for QTS systems, or QuTS hero h5.2.1.2929 (build 20241025 or later) for QuTS hero systems
  5. Initiate the update and allow the system to reboot. Do not interrupt power during this process.
  6. After reboot, verify the new firmware version is installed: Control Panel > System > Firmware Update > About
Caveat Standard QNAP upgrade risks apply: ensure backups exist, review app compatibility, and plan for downtime

Generated from the published advisory — verify against the referenced sources before acting.

Fix this in Qts Scoped from the published advisory
  • Consultation2.0 h
  • Implementation2.0 h
  • Testing2.0 h
  • Review / QA1.0 h
7.0 hours of engineering $1,240
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References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.

Primary sources

Practitioner notes

Contributed

Peer-ranked notes from engineers who’ve handled CVE-2024-37050 in production — separate from our analysis above.

No notes yet

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What this is

A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.

What belongs here
  • Verified mitigations, workarounds, and config changes
  • Version or environment caveats, and links to real fixes
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