CVE-2023-37551 Information

Description

In multiple Codesys products in multiple versions after successful authentication as a user specially crafted network communication requests can utilize the CmpApp component to download files with any file extensions to the controller. In contrast to the regular file download via CmpFileTransfer no filtering of certain file types is performed here. As a result the integrity of the CODESYS control runtime system may be compromised by the files loaded onto the controller.

CVSS Vector

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

Reference

https://cert.vde.com/en/advisories/VDE-2023-019/

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

HIGH

Base Score

NONE

Base Severity

6.5