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Siemens IAM Client

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Overview

Siemens has reported a vulnerability in multiple versions of its IAM Client software, which could allow an authenticated local attacker to escalate their privileges. This unquoted search path vulnerability affects various Siemens products, including COMOS, Designcenter NX, and several Simcenter and Solid Edge applications. Siemens has rolled out updates for several affected versions and advises users to upgrade to the latest releases to mitigate the risk. For products that do not currently have fixes available, Siemens is recommending additional countermeasures. Organizations using these products should take immediate action to ensure their systems are secure, as this issue could potentially expose sensitive environments in critical industries such as manufacturing and energy.

Key Takeaways

  • Affected Systems: Affected products include: COMOS V10.4.5 < 10.4.5.0.2, COMOS V10.6 < 10.6.1, Designcenter NX < 2512.7000, Simcenter 3D < 2512.7000, Simcenter Femap V2506 < 2506.0003, Simcenter Femap V2512 < 2512.0002, Simcenter Nastran < 2606, Simcenter STAR-CCM+ < 2606, Solid Edge SE2025 < 225.0.13.3, Solid Edge SE2026 < 226.0.04.003, Teamcenter Visualization V2412 < 2412.0012, Teamcenter Visualization V2506 < 2506.0009, Teamcenter Visualization V2512 < 2512.2605, Tecnomatix Plant Simulation V2404 < 2404.0022, Tecnomatix Plant Simulation V2504 < 2504.0010, Tecnomatix Process Simulate < 2606.
  • Action Required: Users should update to the following versions: COMOS V10.
  • Timeline: Newly disclosed

Original Article Summary

View CSAF Summary Multiple Siemens products are affected by unquoted search path vulnerability in IAM Client. This could allow an authenticated local attacker to perform privilege escalation. Siemens has released new versions for several affected products and recommends to update to the latest versions. Siemens is preparing further fix versions and recommends countermeasures for products where fixes are not, or not yet available. The following versions of Siemens IAM Client are affected: COMOS V10.4.5 vers:intdot/<10.4.5.0.2 COMOS V10.6 vers:intdot/<10.6.1 Designcenter NX vers:intdot/<2512.7000 Simcenter 3D vers:intdot/<2512.7000 Simcenter Femap V2506 vers:intdot/<2506.0003 Simcenter Femap V2512 vers:intdot/<2512.0002 Simcenter Nastran vers:intdot/<2606 Simcenter STAR-CCM+ vers:intdot/<2606 Solid Edge SE2025 vers:intdot/<225.0.13.3 Solid Edge SE2026 vers:intdot/<226.0.04.003 Teamcenter Visualization V2412 vers:intdot/<2412.0012 Teamcenter Visualization V2506 vers:intdot/<2506.0009 Teamcenter Visualization V2512 vers:intdot/<2512.2605 Tecnomatix Plant Simulation V2404 vers:intdot/<2404.0022 Tecnomatix Plant Simulation V2504 vers:intdot/<2504.0010 Tecnomatix Process Simulate vers:intdot/<2606 CVSS Vendor Equipment Vulnerabilities v3 6.7 Siemens Siemens IAM Client Untrusted Search Path Background Critical Infrastructure Sectors: Chemical, Critical Manufacturing, Energy Countries/Areas Deployed: Worldwide Company Headquarters Location: Germany Vulnerabilities Expand All + CVE-2025-40945 Untrusted search path in IAM Client SDK may allow an authenticated user to potentially enable escalation of privilege via local access. View CVE Details Affected Products Siemens IAM Client Vendor: Siemens Product Version: COMOS V10.4.5 < V10.4.5.0.2, COMOS V10.6 < V10.6.1, Designcenter NX < V2512.7000, Simcenter 3D < V2512.7000, Simcenter Femap V2506 < V2506.0003, Simcenter Femap V2512 < V2512.0002, Simcenter Nastran < V2606, Simcenter STAR-CCM+ < V2606, Solid Edge SE2025 < V225.0.13.3, Solid Edge SE2026 < V226.0.04.003, Teamcenter Visualization V2412 < V2412.0012, Teamcenter Visualization V2506 < V2506.0009, Teamcenter Visualization V2512 < V2512.2605, Tecnomatix Plant Simulation V2404 < V2404.0022, Tecnomatix Plant Simulation V2504 < V2504.0010, Tecnomatix Process Simulate < V2606 Product Status: known_affected Remediations Vendor fix Update to V10.6.1 or later version https://support.sw.siemens.com/product/222981661/ Vendor fix Update to V225.0 Update 13 or later version https://support.sw.siemens.com/product/246738425/ Vendor fix Update to V226.0 Update 04 or later version https://support.sw.siemens.com/product/246738425/ Vendor fix Update to V2404.0022 or later version https://support.sw.siemens.com/product/297028302/ Vendor fix Update to V2412.0012 or later version https://support.sw.siemens.com/product/229029598/ Vendor fix Update to V2504.0010 or later version https://support.sw.siemens.com/product/297028302/ Vendor fix Update to V2506.0003 or later version https://support.sw.siemens.com/product/275652363/ Vendor fix Update to V2506.0009 or later version https://support.sw.siemens.com/product/229029598/ Vendor fix Update to V2512.0002 or later version https://support.sw.siemens.com/product/275652363/ Vendor fix Update to V2512.2605 or later version https://support.sw.siemens.com/product/229029598/ Vendor fix Update to V2512.7000 or later version https://support.sw.siemens.com/product/209349590/ Vendor fix Update to V2512.7000 or later version https://support.sw.siemens.com/product/289054037/ Vendor fix Update to V2606 or later version https://support.sw.siemens.com/product/289054037/ Vendor fix Update to V10.4.5.0.2 or later version. Contact customer support to receive patch and update information Relevant CWE: CWE-426 Untrusted Search Path Metrics CVSS Version Base Score Base Severity Vector String 3.1 6.7 MEDIUM CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H Acknowledgments Siemens ProductCERT reported this vulnerability to CISA. General Recommendations As a general security measure, Siemens strongly recommends to protect network access to devices with appropriate mechanisms. In order to operate the devices in a protected IT environment, Siemens recommends to configure the environment according to Siemens' operational guidelines for Industrial Security (Download: https://www.siemens.com/cert/operational-guidelines-industrial-security), and to follow the recommendations in the product manuals. Additional information on Industrial Security by Siemens can be found at: https://www.siemens.com/industrialsecurity Additional Resources For further inquiries on security vulnerabilities in Siemens products and solutions, please contact the Siemens ProductCERT: https://www.siemens.com/cert/advisories Terms of Use The use of Siemens Security Advisories is subject to the terms and conditions listed on: https://www.siemens.com/productcert/terms-of-use. Legal Notice and Terms of Use This product is provided subject to this Notification (https://www.cisa.gov/notification) and this Privacy & Use policy (https://www.cisa.gov/privacy-policy). Recommended Practices CISA recommends users take defensive measures to minimize the exploitation risk of these vulnerabilities. Minimize network exposure for all control system devices and/or systems, and ensure they are not accessible from the internet. Locate control system networks and remote devices behind firewalls and isolate them from business networks. When remote access is required, use more secure methods, such as Virtual Private Networks (VPNs), recognizing VPNs may have vulnerabilities and should be updated to the most recent version available. Also recognize VPN is only as secure as its connected devices. CISA reminds organizations to perform proper impact analysis and risk assessment prior to deploying defensive measures. CISA also provides a section for control systems security recommended practices on the ICS webpage on cisa.gov. Several CISA products detailing cyber defense best practices are available for reading and download, including Improving Industrial Control Systems Cybersecurity with Defense-in-Depth Strategies. CISA encourages organizations to implement recommended cybersecurity strategies for proactive defense of ICS assets. Additional mitigation guidance and recommended practices are publicly available on the ICS webpage at cisa.gov in the technical information paper, ICS-TIP-12-146-01B--Targeted Cyber Intrusion Detection and Mitigation Strategies. Organizations observing suspected malicious activity should follow established internal procedures and report findings to CISA for tracking and correlation against other incidents. Advisory Conversion Disclaimer This ICSA is a verbatim republication of Siemens ProductCERT SSA-288252 from a direct conversion of the vendor's Common Security Advisory Framework (CSAF) advisory. This is republished to CISA's website as a means of increasing visibility and is provided "as-is" for informational purposes only. CISA is not responsible for the editorial or technical accuracy of republished advisories and provides no warranties of any kind regarding any information contained within this advisory. Further, CISA does not endorse any commercial product or service. Please contact Siemens ProductCERT directly for any questions regarding this advisory. Revision History Initial Release Date: 2026-07-14 Date Revision Summary 2026-07-14 1 Publication Date 2026-07-21 2 Initial CISA Republication of Siemens ProductCERT SSA-288252 advisory Legal Notice and Terms of Use

Impact

Affected products include: COMOS V10.4.5 < 10.4.5.0.2, COMOS V10.6 < 10.6.1, Designcenter NX < 2512.7000, Simcenter 3D < 2512.7000, Simcenter Femap V2506 < 2506.0003, Simcenter Femap V2512 < 2512.0002, Simcenter Nastran < 2606, Simcenter STAR-CCM+ < 2606, Solid Edge SE2025 < 225.0.13.3, Solid Edge SE2026 < 226.0.04.003, Teamcenter Visualization V2412 < 2412.0012, Teamcenter Visualization V2506 < 2506.0009, Teamcenter Visualization V2512 < 2512.2605, Tecnomatix Plant Simulation V2404 < 2404.0022, Tecnomatix Plant Simulation V2504 < 2504.0010, Tecnomatix Process Simulate < 2606.

Exploitation Status

No active exploitation has been reported at this time. However, organizations should still apply patches promptly as proof-of-concept code may exist.

Timeline

Newly disclosed

Remediation

Users should update to the following versions: COMOS V10.6.1 or later, Designcenter NX V2512.7000 or later, Simcenter 3D V2512.7000 or later, Simcenter Femap V2506.0003 or later, Simcenter Femap V2512.0002 or later, Simcenter Nastran V2606 or later, Simcenter STAR-CCM+ V2606 or later, Solid Edge SE2025 V225.0 Update 13 or later, Solid Edge SE2026 V226.0 Update 04 or later, Teamcenter Visualization V2412.0012 or later, Teamcenter Visualization V2506.0009 or later, Teamcenter Visualization V2512.2605 or later, Tecnomatix Plant Simulation V2404.0022 or later, Tecnomatix Plant Simulation V2504.0010 or later, Tecnomatix Process Simulate V2606 or later.

Additional Information

This threat intelligence is aggregated from trusted cybersecurity sources. For the most up-to-date information, technical details, and official vendor guidance, please refer to the original article linked below.

Related Topics: This incident relates to CVE, Vulnerability, Patch, and 3 more.

Read Original Article

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