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QtsOperating system · Qnap

CVE-2024-48865

HIGH · 7.5 CVSS v3.1 Published 2024-12-06
Mitigation only
No fix yet — a mitigation exists. There is no fixed release. A documented workaround reduces exposure in the meantime.
See remediation →
80/100
Remediation priority · High
No privileges 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
An improper certificate validation vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow attackers with local network access to compromise the security of the system. We have already fixed the vulnerability in the following versions: QTS 5.1.9.2954 build 20241120 and later QTS 5.2.2.2950 build 20241114 and later QuTS hero h5.1.9.2954 build 20241120 and later QuTS hero h5.2.2.2952 build 20241116 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 · moderate confidence

QNAP QTS and QuTS hero operating systems contain an improper certificate validation vulnerability that allows attackers with local network access to perform man-in-the-middle attacks, potentially compromising system security by intercepting or spoofing encrypted communications.

MitigationUpdate QNAP devices to the fixed versions (QTS 5.1.9.2954+, QTS 5.2.2.2950+, QuTS hero h5.1.9.2954+, or QuTS hero h5.2.2.2952+) and restrict local network access to trusted devices until patching is possible.

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:= 5.1.0.2348= 5.1.0.2399= 5.1.0.2418= 5.1.0.2444= 5.1.0.2466= 5.1.1.2491= 5.1.2.2533= 5.1.3.2578= 5.1.4.2596= 5.1.5.2645= 5.1.5.2679= 5.1.6.2722
Quts HeroOperating system
Affected:= h5.1.0.2409= h5.1.0.2424= h5.1.0.2453= h5.1.0.2466= h5.1.1.2488= h5.1.2.2534= h5.1.3.2578= h5.1.4.2596= h5.1.5.2647= h5.1.5.2680= h5.1.6.2734= h5.1.7.2770

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
Adjacent
Complexity
High
Privileges
None
User interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/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. Check QTS firmware version
    Log into the QNAP web UI, go to Control Panel > System > Firmware, or run `getsysinfo` via SSH to retrieve the build version
    Affected if The build number matches any of: 5.1.0.2348, 5.1.0.2399, 5.1.0.2418, 5.1.0.2444, 5.1.0.2466, 5.1.1.2491, 5.1.2.2533, 5.1.3.2578, 5.1.4.2596, 5.1.5.2645, 5.1.5.2679, 5.1.6.2722
  2. Check QuTS hero firmware version
    Log into the QuTS hero web UI, go to Control Panel > System > Firmware, or run `getsysinfo` via SSH to retrieve the build version
    Affected if The build number matches any of: h5.1.0.2409, h5.1.0.2424, h5.1.0.2453, h5.1.0.2466, h5.1.1.2488, h5.1.2.2534, h5.1.3.2578, h5.1.4.2596, h5.1.5.2647, h5.1.5.2680, h5.1.6.2734, h5.1.7.2770
  3. Identify OS type
    In the QNAP web UI, check the dashboard or System Information page to confirm whether the device runs QTS or QuTS hero
    Affected if The device runs either QTS or QuTS hero and the version matches the affected build list

A user is affected if their QNAP device runs QTS or QuTS hero with any of the specific build versions listed in the affected products, since the vulnerability exists in those particular releases.

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 devices to the fixed versions (QTS 5.1.9.2954+, QTS 5.2.2.2950+, QuTS hero h5.1.9.2954+, or QuTS hero h5.2.2.2952+) and restrict local network access to trusted devices until patching is possible.

Recommended fix High confidence

QTS 5.1.9.2954 (build 20241120) or QTS 5.2.2.2950 (build 20241114); QuTS hero h5.1.9.2954 (build 20241120) or h5.2.2.2952 (build 20241116)

  1. 1. Identify the current QTS or QuTS hero version running on the QNAP device
  2. 2. Access the QNAP admin interface (QTS or QuTS hero)
  3. 3. Go to Control Panel > System > Firmware Update
  4. 4. Check for available updates and ensure the firmware version is 5.1.9.2954 build 20241120 or later (for QTS) or h5.1.9.2954 build 20241120 or later (for QuTS hero)
  5. 5. Alternatively, for QTS 5.2.x branch, update to version 5.2.2.2950 build 20241114 or later
  6. 6. For QuTS hero 5.2.x branch, update to version h5.2.2.2952 build 20241116 or later
  7. 7. Download and apply the firmware update following on-screen instructions
  8. 8. After reboot, verify the system is running the patched version
Caveat Review QNAP release notes for any breaking changes between current version and target version before upgrading

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

Fix this in Qts Scoped from the published advisory
  • Consultation2.0 h
  • Implementation3.0 h
  • Testing2.0 h
  • Review / QA1.0 h
8.0 hours of engineering $1,420
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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-2024-48865 in production — separate from our analysis above.

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What this is

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What belongs here
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  • Version or environment caveats, and links to real fixes
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