CVE-2024-39675

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-07-09 · updated 2026-06-17
Weakness: CWE-497

Description

A vulnerability has been identified in RUGGEDCOM RMC30 (All versions < V4.3.10), RUGGEDCOM RMC30NC (All versions < V4.3.10), RUGGEDCOM RP110 (All versions < V4.3.10), RUGGEDCOM RP110NC (All versions < V4.3.10), RUGGEDCOM RS400 (All versions < V4.3.10), RUGGEDCOM RS400NC (All versions < V4.3.10), RUGGEDCOM RS401 (All versions < V4.3.10), RUGGEDCOM RS401NC (All versions < V4.3.10), RUGGEDCOM RS416 (All versions < V4.3.10), RUGGEDCOM RS416NC (All versions < V4.3.10), RUGGEDCOM RS416NCv2 V4.X (All versions < V4.3.10), RUGGEDCOM RS416NCv2 V5.X (All versions < V5.9.0), RUGGEDCOM RS416P (All versions < V4.3.10), RUGGEDCOM RS416PNC (All versions < V4.3.10), RUGGEDCOM RS416PNCv2 V4.X (All versions < V4.3.10), RUGGEDCOM RS416PNCv2 V5.X (All versions < V5.9.0), RUGGEDCOM RS416Pv2 V4.X (All versions < V4.3.10), RUGGEDCOM RS416Pv2 V5.X (All versions < V5.9.0), RUGGEDCOM RS416v2 V4.X (All versions < V4.3.10), RUGGEDCOM RS416v2 V5.X (All versions < V5.9.0), RUGGEDCOM RS910 (All versions < V4.3.10), RUGGEDCOM RS910L (All versions), RUGGEDCOM RS910LNC (All versions), RUGGEDCOM RS910NC (All versions < V4.3.10), RUGGEDCOM RS910W (All versions < V4.3.10), RUGGEDCOM RS920L (All versions), RUGGEDCOM RS920LNC (All versions), RUGGEDCOM RS920W (All versions). In some configurations the affected products wrongly enable the Modbus service in non-managed VLANS. Only serial devices are affected by this vulnerability.

Affected products

Siemens Ruggedcom Ros Rmc30: before 4.3.10 — fixed in 4.3.10
Siemens Ruggedcom Ros Rmc30Nc: before 4.3.10 — fixed in 4.3.10
Siemens Ruggedcom Ros Rp110: before 4.3.10 — fixed in 4.3.10
Siemens Ruggedcom Ros Rp110Nc: before 4.3.10 — fixed in 4.3.10
Siemens Ruggedcom Ros Rs400: before 4.3.10 — fixed in 4.3.10
Siemens Ruggedcom Ros Rs400Nc: before 4.3.10 — fixed in 4.3.10
Siemens Ruggedcom Ros Rs401: before 4.3.10 — fixed in 4.3.10
Siemens Ruggedcom Ros Rs401Nc: before 4.3.10 — fixed in 4.3.10
Siemens Ruggedcom Ros Rs416: before 4.3.10 — fixed in 4.3.10
Siemens Ruggedcom Ros Rs416Nc: before 4.3.10 — fixed in 4.3.10
Siemens Ruggedcom Ros Rs416Ncv2: before 4.3.10; before 5.9.0 — fixed in 4.3.10, 5.9.0
Siemens Ruggedcom Ros Rs416P: before 4.3.10 — fixed in 4.3.10
Siemens Ruggedcom Ros Rs416Pnc: before 4.3.10 — fixed in 4.3.10
Siemens Ruggedcom Ros Rs416Pncv2: before 5.9.0; before 4.3.10 — fixed in 4.3.10, 5.9.0
Siemens Ruggedcom Ros Rs416Pv2: before 4.3.10; before 5.9.0 — fixed in 4.3.10, 5.9.0
Siemens Ruggedcom Ros Rs416V2: before 4.3.10; before 5.9.0 — fixed in 4.3.10, 5.9.0
Siemens Ruggedcom Ros Rs910: before 4.3.10 — fixed in 4.3.10
Siemens Ruggedcom Ros Rs910L: all versions
Siemens Ruggedcom Ros Rs910Lnc: all versions
Siemens Ruggedcom Ros Rs910Nc: before 4.3.10 — fixed in 4.3.10
Siemens Ruggedcom Ros Rs910W: before 4.3.10 — fixed in 4.3.10
Siemens Ruggedcom Ros Rs920L: all versions
Siemens Ruggedcom Ros Rs920Lnc: all versions
Siemens Ruggedcom Ros Rs920W: all versions

How to fix

Upgrade to a fixed version: Siemens Ruggedcom Ros Rmc30 4.3.10; Siemens Ruggedcom Ros Rmc30Nc 4.3.10; Siemens Ruggedcom Ros Rp110 4.3.10; Siemens Ruggedcom Ros Rp110Nc 4.3.10; Siemens Ruggedcom Ros Rs400 4.3.10; Siemens Ruggedcom Ros Rs400Nc 4.3.10; Siemens Ruggedcom Ros Rs401 4.3.10; Siemens Ruggedcom Ros Rs401Nc 4.3.10; Siemens Ruggedcom Ros Rs416 4.3.10; Siemens Ruggedcom Ros Rs416Nc 4.3.10; Siemens Ruggedcom Ros Rs416Ncv2 4.3.10, 5.9.0; Siemens Ruggedcom Ros Rs416P 4.3.10. Check the vendor advisory for mitigations.

References

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