{ "document": { "category": "csaf_security_advisory", "csaf_version": "2.0", "distribution": { "text": "Disclosure is not limited. (TLPv2: TLP:CLEAR)", "tlp": { "label": "WHITE" } }, "lang": "en", "notes": [ { "category": "summary", "text": "Multiple Siemens products are affected by improper certificate validation in IAM Client. This could allow an unauthenticated remote attacker to perform man in the middle attacks.\n\nSiemens has released new versions for the affected products and recommends to update to the latest versions.", "title": "Summary" }, { "category": "general", "text": "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.\nAdditional information on Industrial Security by Siemens can be found at: https://www.siemens.com/industrialsecurity", "title": "General Recommendations" }, { "category": "general", "text": "For further inquiries on security vulnerabilities in Siemens products and solutions, please contact the Siemens ProductCERT: https://www.siemens.com/cert/advisories", "title": "Additional Resources" }, { "category": "legal_disclaimer", "text": "The use of Siemens Security Advisories is subject to the terms and conditions listed on: https://www.siemens.com/productcert/terms-of-use.", "title": "Terms of Use" } ], "publisher": { "category": "vendor", "contact_details": "productcert@siemens.com", "name": "Siemens ProductCERT", "namespace": "https://www.siemens.com" }, "references": [ { "category": "self", "summary": "SSA-868571: Missing Server Certificate Validation in IAM Client - HTML Version", "url": "https://cert-portal.siemens.com/productcert/html/ssa-868571.html" }, { "category": "self", "summary": "SSA-868571: Missing Server Certificate Validation in IAM Client - CSAF Version", "url": "https://cert-portal.siemens.com/productcert/csaf/ssa-868571.json" } ], "title": "SSA-868571: Missing Server Certificate Validation in IAM Client", "tracking": { "current_release_date": "2026-03-10T00:00:00.000Z", "generator": { "engine": { "name": "Siemens ProductCERT CSAF Generator", "version": "1" } }, "id": "SSA-868571", "initial_release_date": "2025-12-09T00:00:00.000Z", "revision_history": [ { "date": "2025-12-09T00:00:00.000Z", "legacy_version": "1.0", "number": "1", "summary": "Publication Date" }, { "date": "2026-03-10T00:00:00.000Z", "legacy_version": "1.1", "number": "2", "summary": "Added fix for COMOS V10.6" } ], "status": "interim", "version": "2" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:intdot/<10.6.1", "product": { "name": "COMOS V10.6", "product_id": "1" } } ], "category": "product_name", "name": "COMOS V10.6" }, { "branches": [ { "category": "product_version_range", "name": "vers:intdot/<2412.8700", "product": { "name": "NX V2412", "product_id": "2" } } ], "category": "product_name", "name": "NX V2412" }, { "branches": [ { "category": "product_version_range", "name": "vers:intdot/<2506.6000", "product": { "name": "NX V2506", "product_id": "3" } } ], "category": "product_name", "name": "NX V2506" }, { "branches": [ { "category": "product_version_range", "name": "vers:intdot/<2506.6000", "product": { "name": "Simcenter 3D", "product_id": "4" } } ], "category": "product_name", "name": "Simcenter 3D" }, { "branches": [ { "category": "product_version_range", "name": "vers:intdot/<2506.0002", "product": { "name": "Simcenter Femap", "product_id": "5" } } ], "category": "product_name", "name": "Simcenter Femap" }, { "branches": [ { "category": "product_version_range", "name": "All versions < V225.0 Update 10", "product": { "name": "Solid Edge SE2025", "product_id": "6" } } ], "category": "product_name", "name": "Solid Edge SE2025" }, { "branches": [ { "category": "product_version_range", "name": "All versions < V226.0 Update 1", "product": { "name": "Solid Edge SE2026", "product_id": "7" } } ], "category": "product_name", "name": "Solid Edge SE2026" } ], "category": "vendor", "name": "Siemens" } ] }, "vulnerabilities": [ { "cve": "CVE-2025-40800", "cwe": { "id": "CWE-295", "name": "Improper Certificate Validation" }, "notes": [ { "category": "summary", "text": "The IAM client in affected products is missing server certificate validation while establishing TLS connections to the authorization server. This could allow an attacker to perform a man-in-the-middle attack.", "title": "Summary" } ], "product_status": { "known_affected": [ "1", "2", "3", "4", "5", "6", "7" ] }, "remediations": [ { "category": "vendor_fix", "details": "Update to V10.6.1 or later version", "product_ids": [ "1" ], "url": "https://support.sw.siemens.com/product/222981661/" }, { "category": "vendor_fix", "details": "Update to V225.0 Update 10 or later version", "product_ids": [ "6" ], "url": "https://support.sw.siemens.com/product/246738425/" }, { "category": "vendor_fix", "details": "Update to V226.0 Update 1 or later version", "product_ids": [ "7" ], "url": "https://support.sw.siemens.com/product/246738425/" }, { "category": "vendor_fix", "details": "Update to V2412.8700 or later version", "product_ids": [ "2" ], "url": "https://support.sw.siemens.com/product/209349590/" }, { "category": "vendor_fix", "details": "Update to V2506.0002 or later version", "product_ids": [ "5" ], "url": "https://support.sw.siemens.com/product/275652363/" }, { "category": "vendor_fix", "details": "Update to V2506.6000 or later version", "product_ids": [ "3" ], "url": "https://support.sw.siemens.com/product/209349590/" }, { "category": "vendor_fix", "details": "Update to V2506.6000 or later version", "product_ids": [ "4" ], "url": "https://support.sw.siemens.com/product/289054037/" } ], "scores": [ { "cvss_v3": { "baseScore": 7.4, "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N", "version": "3.1" }, "products": [ "1", "2", "3", "4", "5", "6", "7" ] } ], "title": "CVE-2025-40800" } ] }