Siemens Tecnomatix Plant Simulation WRL File Parsing Out-Of-Bounds Read Remote Code Execution Vulnerability

January 22nd, 2025
ZDI-25-058 ZDI-CAN-25206

CVE ID

CVE-2024-53242

CVSS Score

7.8 AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected Vendors

Siemens

Affected Products

Tecnomatix Plant Simulation

Vulnerability Details

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Siemens Tecnomatix Plant Simulation. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.

The specific flaw exists within the parsing of WRL files in the wrltojt module. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated data structure. An attacker can leverage this vulnerability to execute code in the context of the current process.

Additional Details

Siemens has issued an update to correct this vulnerability. More details can be found at:
https://cert-portal.siemens.com/productcert/html/ssa-583523.html

Disclosure Timeline

  • 2024-09-17 - Vulnerability reported to vendor
  • 2025-01-22 - Coordinated public release of advisory
  • 2025-01-22 - Advisory Updated

Credit

Rocco Calvi (@TecR0c) with TecSecurity

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