CVE-2024-5000

Published: Jun 4, 2024Modified: Jun 17, 2026Deferred

7.5

Vector

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

Exploitability: 3.9 / Impact: 3.6

Source: info@cert.vde.com (Secondary)

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.

Related CWEs

CWE-131

Incorrect Calculation of Buffer Size

The product does not correctly calculate the size to be used when allocating a buffer, which could lead to a buffer overflow.

References (4)

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

Timeline

No history available yet.