CVE-2024-32740 Hardcoded credentials in SIMATIC CN 4100

Critical 9.8 Published Updated

Undocumented users and credentials in SIMATIC CN 4100 allow attackers to compromise the device locally or over the network.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2024-32740?

CVE-2024-32740 is a critical vulnerability in Siemens SIMATIC CN 4100, published on 14 May 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A vulnerability has been identified in SIMATIC CN 4100 (All versions < V3.0). The affected device contains undocumented users and credentials. An attacker could misuse the credentials to compromise the device locally or over the network.

Weakness: CWE-798

Which versions are affected by CVE-2024-32740?

It affects 1 product.

Products include Siemens Simatic Cn 4100 Firmware.

How do I fix CVE-2024-32740?

No fix has been published for CVE-2024-32740 yet. Limit exposure of the affected software until one is available.

Is CVE-2024-32740 being exploited?

There is no known exploitation of CVE-2024-32740 in the wild and no public exploit code.

Sources

Also known as GHSA-9j9j-j88x-9vc6.

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