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CVE-2024-32741

Siemens Simatic Cn 4100 Firmware hard-coded credentials

10.0 CRITICALEPSS 0.63%
  1. Published14 May 2024

Description

A vulnerability has been identified in SIMATIC CN 4100 (All versions < V3.0). The affected device contains hard coded password which is used for the privileged system user `root` and for the boot loader `GRUB` by default . An attacker who manages to crack the password hash gains root access to the device.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeChanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Affected products

Siemens Simatic Cn 4100 Firmware< 3.0

Remediation

Fixed in
Siemens Simatic Cn 4100 Firmware≥ 3.0

References

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Frequently asked

Is CVE-2024-32741 being actively exploited?

CVE-2024-32741 is not in the CISA KEV catalog. Its EPSS exploit probability is 0.63%.

How severe is CVE-2024-32741?

CVE-2024-32741 has a CVSS 3.1 base score of 10.0, rated critical. EPSS estimates a 0.63% probability of exploitation.

Which products are affected by CVE-2024-32741?

Affected products include Siemens Simatic Cn 4100 Firmware.

How do I fix CVE-2024-32741?

Upgrade affected software to a fixed version, for example Siemens Simatic Cn 4100 Firmware 3.0 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2024-32741 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.