CVE-2024-5000

7.5 HIGH

Published: June 04, 2024 Modified: April 15, 2026

Description

An unauthenticated remote attacker can use a malicious OPC UA client to send a crafted request to affected CODESYS products which can cause a DoS due to incorrect calculation of buffer size.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

https://cert.vde.com/en/advisories/VDE-2024-026

Source: info@cert.vde.com

https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=18355&token=e3e5a937ce72602bec39718ddc2f4ba6d983ccd1&download=

Source: info@cert.vde.com

https://cert.vde.com/en/advisories/VDE-2024-026

Source: af854a3a-2127-422b-91ae-364da2661108

https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=18355&token=e3e5a937ce72602bec39718ddc2f4ba6d983ccd1&download=

Source: af854a3a-2127-422b-91ae-364da2661108

4 reference(s) from NVD

Quick Stats

CVSS v3 Score

7.5 / 10.0

EPSS (Exploit Probability)

1.2%

79th percentile

Exploitation Status

Not in CISA KEV

Weaknesses (CWE)

CWE-131

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