Improper AuthenticationWeakness · CWE-287

CVE-2024-41929

HIGH · 8.8 CVSS v3.1 Published 2024-09-18
Mitigation only
No fix yet — a mitigation exists. There is no fixed release. A documented workaround reduces exposure in the meantime.
See remediation →
94/100
Remediation priority · Urgent
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
Improper authentication vulnerability in multiple digital video recorders provided by TAKENAKA ENGINEERING CO., LTD. allows a remote authenticated attacker to execute an arbitrary OS command on the device or alter the device settings.

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

Improper authentication in TAKENAKA ENGINEERING CO., LTD. digital video recorders allows a remote authenticated attacker to bypass authentication controls and execute arbitrary OS commands or modify device settings. The vulnerability likely stems from flawed authentication logic in the DVR firmware that can be exploited after initial authentication.

MitigationApply vendor-provided firmware patches when available; until then, restrict network access to DVR management interfaces to trusted IPs only, monitor for unauthorized command execution, and consider network segmentation to limit exposure.

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

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
Low
User interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:N/AC:L/PR:L/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. Confirm device manufacturer and model
    Identify if the device is a TAKENAKA ENGINEERING CO., LTD. digital video recorder by checking the device label, web interface, or management console
    Affected if Device is a TAKENAKA ENGINEERING CO., LTD. DVR
  2. Determine firmware version
    Access the DVR admin interface or system settings to find the installed firmware version and compare against the affected version range
    Affected if Firmware version is within the affected range for this CVE (if known) or cannot be determined to be patched
  3. Verify remote management exposure
    Check if the DVR management web interface or admin ports are accessible from untrusted network segments
    Affected if Remote admin interface is exposed to untrusted or public networks without IP restrictions
  4. Test authentication bypass
    Attempt to access privileged functions after providing valid credentials to observe if authentication controls can be circumvented
    Affected if Authentication can be bypassed or unauthorized access is granted beyond the authenticated session scope
  5. Audit for unauthorized changes
    Review system logs, configuration change history, or network traffic for signs of unexpected command execution or device setting modifications
    Affected if Evidence of arbitrary OS commands or unauthorized device configuration changes is present in logs or traffic

Environment is affected if it contains a TAKENAKA ENGINEERING CO., LTD. DVR with unpatched firmware and the management interface is accessible to remote attackers.

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.

From vendor data
Mitigation available No clean upgrade yet — mitigate in the meantime
Mitigation

Apply vendor-provided firmware patches when available; until then, restrict network access to DVR management interfaces to trusted IPs only, monitor for unauthorized command execution, and consider network segmentation to limit exposure.

Have this fixed Scoped from the published advisory
  • Consultation4.0 h
  • Implementation8.0 h
  • Testing6.0 h
  • Review / QA2.0 h
20.0 hours of engineering $3,500
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Scan for this in your stack

Free · runs locally
dbcve dependency scanner

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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-2024-41929 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
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  • Version or environment caveats, and links to real fixes
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