ifm electronic ifm Smart PLC AC4xxS up to 6.1.8 Endpoint missing authentication

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.3$0-$5k0.00

Summaryinfo

A vulnerability was found in ifm electronic ifm Smart PLC AC4xxS up to 6.1.8. It has been rated as critical. This impacts an unknown function of the component Endpoint. Performing a manipulation results in missing authentication. This vulnerability was named CVE-2024-8419. The attack may be initiated remotely. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as critical has been found in ifm electronic ifm Smart PLC AC4xxS up to 6.1.8. This affects an unknown function of the component Endpoint. The manipulation with an unknown input leads to a missing authentication vulnerability. CWE is classifying the issue as CWE-306. The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources. This is going to have an impact on availability. The summary by CVE is:

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.

The weakness was presented by Dmytro Kryhin as VDE-2024-061. The advisory is shared at cert.vde.com. This vulnerability is uniquely identified as CVE-2024-8419 since 09/04/2024. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available.

Upgrading to version 4.3.17 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2024-54715). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 7.5
CNA Vector (CERTVDE): 🔒

CVSSv2info

AVACAuCIA
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💳💳💳💳💳💳
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Missing authentication
CWE: CWE-306 / CWE-287
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: ifm Smart PLC AC4xxS 4.3.17

Timelineinfo

09/04/2024 CVE reserved
06/30/2025 +299 days Advisory disclosed
06/30/2025 +0 days VulDB entry created
06/30/2025 +0 days VulDB entry last update

Sourcesinfo

Advisory: VDE-2024-061
Researcher: Dmytro Kryhin
Status: Confirmed

CVE: CVE-2024-8419 (🔒)
GCVE (CVE): GCVE-0-2024-8419
GCVE (VulDB): GCVE-100-314433
EUVD: 🔒

Entryinfo

Created: 06/30/2025 12:02
Updated: 06/30/2025 13:52
Changes: 06/30/2025 12:02 (66), 06/30/2025 13:11 (1), 06/30/2025 13:52 (1)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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