How severe is CVE-2024-56839?

CVE-2024-56839 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-56839 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-56839?

CVE-2024-56839 affects Siemens Ruggedcom Rox Ii Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-56839?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2024-56839 have an EU (EUVD) identifier?

Yes. CVE-2024-56839 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-55305.

When was CVE-2024-56839 published?

CVE-2024-56839 was published on 2025-12-09 and last updated on 2026-06-17.

CVE-2024-56839

CVE-2024-56839 is a high-severity vulnerability in Siemens Ruggedcom Rox Ii Firmware with a CVSS 3.x base score of 7.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-74.

Key facts

Severity: High (CVSS 3.x base score 7.2)
CVSS v4: 8.6
EPSS exploit prediction: 1% (43rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-55305
Weakness: CWE-74
Affected product: Siemens Ruggedcom Rox Ii Firmware
Published: 2025-12-09
Last modified: 2026-06-17

Description

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). Code injection can be achieved when the affected device is using VRF (Virtual Routing and Forwarding). An attacker could leverage this scenario to execute arbitrary code as root user.

Frequently asked questions

What is CVE-2024-56839?: 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). Code injection can be achieved when the affected device is using VRF (Virtual Routing and Forwarding). An attacker could leverage this scenario to execute arbitrary code as root user.
How severe is CVE-2024-56839?: CVE-2024-56839 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-56839 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-56839?: CVE-2024-56839 affects Siemens Ruggedcom Rox Ii Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-56839?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2024-56839 have an EU (EUVD) identifier?: Yes. CVE-2024-56839 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-55305.
When was CVE-2024-56839 published?: CVE-2024-56839 was published on 2025-12-09 and last updated on 2026-06-17.

References

https://cert-portal.siemens.com/productcert/html/ssa-912274.html

Affected products (1)

cpe:2.3:o:siemens:ruggedcom_rox_ii_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Siemens Ruggedcom Rox Ii Firmware

CVE-2024-56835 — High (CVSS 8.8): A vulnerability has been identified in RUGGEDCOM ROX MX5000 (All versions < V2.17.0), RUGGEDCOM ROX MX5000RE (All…
CVE-2024-56836 — High (CVSS 7.5): A vulnerability has been identified in RUGGEDCOM ROX MX5000 (All versions < V2.17.0), RUGGEDCOM ROX MX5000RE (All…
CVE-2018-5391 — High (CVSS 7.5): The Linux kernel, versions 3.9+, is vulnerable to a denial of service attack with low rates of specially modified…
CVE-2018-5379 — High (CVSS 7.5): The Quagga BGP daemon (bgpd) prior to version 1.2.3 can double-free memory when processing certain forms of UPDATE…
CVE-2024-56840 — High (CVSS 7.2): A vulnerability has been identified in RUGGEDCOM ROX MX5000 (All versions < V2.17.0), RUGGEDCOM ROX MX5000RE (All…
CVE-2024-56838 — High (CVSS 7.2): A vulnerability has been identified in RUGGEDCOM ROX MX5000 (All versions < V2.17.0), RUGGEDCOM ROX MX5000RE (All…

All CVEs affecting Siemens Ruggedcom Rox Ii Firmware →

Other CWE-74 (Improper Neutralization of Special Elements (Injection)) vulnerabilities

CVE-2026-25586 — Critical (CVSS 10.0): SandboxJS is a JavaScript sandboxing library. Prior to 0.8.29, a sandbox escape is possible by shadowing hasOwnProperty…
CVE-2026-25520 — Critical (CVSS 10.0): SandboxJS is a JavaScript sandboxing library. Prior to 0.8.29, The return values of functions aren't wrapped.…
CVE-2025-20265 — Critical (CVSS 10.0): A vulnerability in the RADIUS subsystem implementation of Cisco Secure Firewall Management Center (FMC) Software could…
CVE-2025-20337 — Critical (CVSS 10.0): A vulnerability in a specific API of Cisco ISE and Cisco ISE-PIC could allow an unauthenticated, remote attacker to…
CVE-2025-20281 — Critical (CVSS 10.0): A vulnerability in a specific API of Cisco ISE and Cisco ISE-PIC could allow an unauthenticated, remote attacker to…
CVE-2024-42472 — Critical (CVSS 10.0): Flatpak is a Linux application sandboxing and distribution framework. Prior to versions 1.14.0 and 1.15.10, a malicious…

Browse all CWE-74 (Improper Neutralization of Special Elements (Injection)) vulnerabilities →