Siemens Tecnomatix Plant Simulation
Plan Patch7.8ICS-CERT ICSA-24-284-13Oct 8, 2024
Attack VectorLocal
Auth RequiredNone
ComplexityLow
User InteractionRequired
Summary
Siemens Tecnomatix Plant Simulation versions 2302 (before 0016) and 2404 (before 0005) contain multiple file parsing vulnerabilities in WRL (VRML) file handling. These include buffer overflows and null pointer dereferences (CWE-125, CWE-119, CWE-787, CWE-476, CWE-121). If a user opens a malicious WRL file, the application could crash or the attacker could execute arbitrary code with the privileges of the user running the application. Exploitation requires user interaction and local access to the system.
What this means
What could happen
An attacker could trick a user into opening a malicious WRL file in Siemens Tecnomatix Plant Simulation, causing the application to crash or potentially execute arbitrary code on the engineering workstation.
Who's at risk
Engineering teams using Siemens Tecnomatix Plant Simulation for factory layout and process modeling (versions V2302 before 0016 and V2404 before 0005) are at risk if they open WRL files from external or untrusted sources. This primarily affects plant engineers, simulation specialists, and design teams who work with 3D plant models.
How it could be exploited
An attacker crafts a malicious WRL (VRML) file and uses social engineering or phishing to deliver it to an engineer. When the file is opened in an affected version of Tecnomatix Plant Simulation, the application parses the malicious file and triggers a memory corruption vulnerability, resulting in code execution or a denial of service.
Prerequisites
- User interaction required - a user must open the malicious file
- Access to deliver file to target (e-mail, USB, network share, etc.)
- Affected version of Tecnomatix Plant Simulation installed on the target system
Requires user interaction (social engineering vector)Local execution only - not remotely exploitableAffects engineering workstations, not production systems directlyMemory corruption vulnerabilities (CWE-125, CWE-119, CWE-787, CWE-121)Vendor patches available
Exploitability
Low exploit probability (EPSS 0.2%)
Affected products (2)
2 with fix
ProductAffected VersionsFix Status
Tecnomatix Plant Simulation V2302<V2302.00162302.0016
Tecnomatix Plant Simulation V2404<V2404.00052404.0005
Remediation & Mitigation
0/5
Do now
0/2WORKAROUNDDo not open WRL files from untrusted sources in Tecnomatix Plant Simulation
HARDENINGImplement email controls to block or warn on WRL file attachments
Schedule — requires maintenance window
0/2Patching may require device reboot — plan for process interruption
Tecnomatix Plant Simulation V2302
HOTFIXUpdate Tecnomatix Plant Simulation V2302 to version 2302.0016 or later
Tecnomatix Plant Simulation V2404
HOTFIXUpdate Tecnomatix Plant Simulation V2404 to version 2404.0005 or later
Long-term hardening
0/1HARDENINGRestrict network access to engineering workstations running Tecnomatix Plant Simulation
CVEs (16)
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