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Ruggedcom Rox Ii FirmwareOperating system · Siemens

CVE-2024-56836

HIGH · 8.8 CVSS v3.1 Published 2025-12-09
Fix available
A fix is available. Upgrade to 2.17.0 or later.
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
A vulnerability has been identified in RUGGEDCOM ROX MX5000 (All versions < V2.17.0), RUGGEDCOM ROX MX5000RE (All versions < V2.17.0), RUGGEDCOM ROX RX1400 (All versions < V2.17.0), RUGGEDCOM ROX RX1500 (All versions < V2.17.0), RUGGEDCOM ROX RX1501 (All versions < V2.17.0), RUGGEDCOM ROX RX1510 (All versions < V2.17.0), RUGGEDCOM ROX RX1511 (All versions < V2.17.0), RUGGEDCOM ROX RX1512 (All versions < V2.17.0), RUGGEDCOM ROX RX1524 (All versions < V2.17.0), RUGGEDCOM ROX RX1536 (All versions < V2.17.0), RUGGEDCOM ROX RX5000 (All versions < V2.17.0). During the Dynamic DNS configuration of the affected product it is possible to inject additional configuration parameters. Under certain circumstances, an attacker could leverage this vulnerability to spawn a reverse shell and gain root access on the affected system.

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

The vulnerability exists in the Dynamic DNS configuration feature of RUGGEDCOM ROX devices (multiple models). Insufficient input validation allows injection of additional configuration parameters, which can be leveraged to execute arbitrary commands and spawn a reverse shell, ultimately granting root access to the affected system.

MitigationUpdate RUGGEDCOM ROX devices to firmware version V2.17.0 or later to remediate this vulnerability. Restrict network access to the DDNS configuration interface as an interim measure.

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
Ruggedcom Rox Ii FirmwareOperating system
Affected:< 2.17.0

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. Identify the firmware version
    Access the device CLI or web interface and retrieve the current Ruggedcom ROX II firmware version. This is typically found in the system information or device status section of the management interface.
    Affected if The installed firmware version is any version prior to 2.17.0 (for example, 2.16.x, 2.15.x, or earlier releases).
  2. Locate the Dynamic DNS configuration
    Navigate to the DDNS settings within the RUGGEDCOM ROX II web interface or CLI. Look for Dynamic DNS or DDNS configuration menus under the network or services section.
    Affected if A DDNS configuration entry exists and is saved on the device.
  3. Verify DDNS service status
    Check whether the Dynamic DNS service is actively enabled or configured to run on the device. This may be visible in the service status, network services, or DDNS-specific status page.
    Affected if The DDNS service shows as enabled, running, or configured with provider details.
  4. Assess network exposure of management interface
    Review firewall rules, access control lists, or network segmentation settings that determine which IP addresses or networks can reach the device management interface where DDNS is configured.
    Affected if The management interface (HTTP/HTTPS) used to access DDNS settings is reachable from untrusted networks or the internet.

The device is affected if it runs Ruggedcom ROX II firmware prior to version 2.17.0 AND has a DDNS configuration enabled or saved on the system.

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
Upgrade available Upgrade to 2.17.0 or later
Fixed in 2.17.0
Interim mitigation

Update RUGGEDCOM ROX devices to firmware version V2.17.0 or later to remediate this vulnerability. Restrict network access to the DDNS configuration interface as an interim measure.

Recommended fix High confidence

Ruggedcom ROX II firmware V2.17.0

  1. Obtain the Ruggedcom ROX II firmware V2.17.0 from Siemens/cert-portal.siemens.com or official Siemens support channels
  2. Review the firmware upgrade documentation for your specific Ruggedcom ROX device model
  3. Backup the current device configuration before proceeding with the firmware upgrade
  4. Upload the V2.17.0 firmware to the device via the web interface or CLI using the standard firmware update procedure
  5. Verify the firmware upgrade completed successfully and the device is operational
  6. After upgrade, confirm the Dynamic DNS configuration functionality is working properly and the vulnerability is remediated
Caveat Review Siemens release notes for any configuration or feature changes between your current version and V2.17.0

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

Fix this in Ruggedcom Rox Ii Firmware Scoped from the published advisory
  • Consultation3.0 h
  • Implementation4.0 h
  • Testing4.0 h
  • Review / QA2.0 h
13.0 hours of engineering $2,280
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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-2024-56836 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
  • No weaponised exploit code, or anything meant to cause harm
  • No spam, self-promotion, credentials, or personal data