CVE-2024-8419
High
Description
The endpoint hosts a script that allows an unauthorized remote attacker to put the system in a fail-safe state over the network due to missing authentication.
SeverityHigh
CVSS7.5
Exploit probability—
Productifm Smart PLC AC402s
PublishedJun 30, 2025
First seenJun 30, 2025
Weakness typeCWE-306Missing authentication for critical function
How to fix
Update
- ifm electronic GmbH ifm Smart PLC AC402s4.3.17 or later
- ifm electronic GmbH ifm Smart PLC AC422s4.3.17 or later
- ifm electronic GmbH ifm Smart PLC AC424s4.3.17 or later
- ifm electronic GmbH ifm Smart PLC AC432s4.3.17 or later
- ifm electronic GmbH ifm Smart PLC AC434s4.3.17 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| ifm electronic GmbH ifm Smart PLC AC402s | 4.04 ≤ v < 4.3.17, 6.1.8 | 4.3.17 |
| ifm electronic GmbH ifm Smart PLC AC422s | 4.04 ≤ v < 4.3.17, 6.1.8 | 4.3.17 |
| ifm electronic GmbH ifm Smart PLC AC424s | 4.04 ≤ v < 4.3.17, 6.1.8 | 4.3.17 |
| ifm electronic GmbH ifm Smart PLC AC432s | 4.04 ≤ v < 4.3.17, 6.1.8 | 4.3.17 |
| ifm electronic GmbH ifm Smart PLC AC434s | 4.04 ≤ v < 4.3.17, 6.1.8 | 4.3.17 |
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