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Vulnerabilities

Vulnerability · CVE-2024-8419

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.

Published Jun 30, 2025 · catalog updated Feb 16, 2026 · ifm electronic GmbH ifm Smart PLC AC422s

Last checked Oct 24, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2024-8419. EPSS is 0.48%. Act only if a listed version of ifm electronic GmbH ifm Smart PLC AC422s is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High7.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.48%
Remediation
Version ranges on file
Affected products
vendor ifm electronic GmbH ifm Smart PLC AC422s 4.04 <4.3.17

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.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor ifm electronic GmbH ifm Smart PLC AC422s 4.04 <4.3.174.04 <4.3.17

How to fix CVE-2024-8419

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2024-8419. EPSS is 0.48%. Act only if a listed version of ifm electronic GmbH ifm Smart PLC AC422s is installed.

Which versions are affected?

Compare what you have installed with ifm electronic GmbH ifm Smart PLC AC422s 4.04 <4.3.17 4.04 <4.3.17. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.48%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Jun 30, 2025 · EUVD

    Detected

    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.

  2. Feb 16, 2026 · EUVD

    Updated

    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.

Sources

  • CVE.orgVulnerability recordCVE-2024-8419

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2024-8419

    30-day exploitation probability 0.48%

    first.org
  • EUVDVulnerability recordEUVD-2024-54715

    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.

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 24, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSOct 24, 2026
  • CVE.orgOct 21, 2026
  • EUVDOct 18, 2026