CVE-2024-39675 Misconfiguration in RUGGEDCOM RMC30

High 8.7 Published Updated

Siemens RUGGEDCOM devices may expose Modbus services on non-managed VLANs in specific configurations, allowing unauthorized access to serial devices.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2024-39675?

CVE-2024-39675 is a high-severity vulnerability in Siemens RUGGEDCOM RMC30, published on 9 Jul 2024. It can only be exploited from the same machine or local network, with no action from the victim.

Official 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.

Weakness: CWE-497

Which versions are affected by CVE-2024-39675?

How do I fix CVE-2024-39675?

No fix has been published for CVE-2024-39675 yet. Limit exposure of the affected software until one is available.

Is CVE-2024-39675 being exploited?

There is no known exploitation of CVE-2024-39675 in the wild and no public exploit code.

Sources

Also known as GHSA-2fxj-84g8-m9vw.

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