Edimax BR-6675nD POST Request formWanTcpipSetup buffer overflow_CVE-2026-9401

{
    "lastseen": "",
    "description": "A vulnerability has been found in Edimax BR-6675nD 1.12. Impacted is the function formWanTcpipSetup of the file /goform/formWanTcpipSetup of the component POST Request Handler. The manipulation of the argument pppUserName leads to buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.",
    "published": "2026-05-24T22:15:11.289Z",
    "modified": "2026-05-24T22:15:11.289Z",
    "type": "cve",
    "title": "Edimax BR-6675nD POST Request formWanTcpipSetup buffer overflow",
    "source": "VulDB",
    "references": "https://vuldb.com/vuln/365382\nhttps://vuldb.com/vuln/365382/cti\nhttps://vuldb.com/submit/811563\nhttps://lavender-bicycle-a5a.notion.site/EDIMAX-BR-6675nD-formWanTcpipSetup-34b53a41781f8020ab30c8ca204ab15d?source=copy_link",
    "id": "CVE-2026-9401",
    "bulletinFamily": "",
    "cwe": [
        "CWE-120",
        "CWE-119"
    ],
    "cvelist": null,
    "sourceData": "Edimax BR-6675nD 1.12",
    "sourceHref": "",
    "cvss": {
        "score": 8.7,
        "severity": "HIGH",
        "vector": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P",
        "version": "4.0"
    },
    "cvss2": [],
    "cvss3": {
        "version": "",
        "vectorString": "",
        "baseScore": 0,
        "baseSeverity": "",
        "attackVector": "",
        "attackComplexity": "",
        "privilegesRequired": "",
        "userInteraction": "",
        "scope": "",
        "confidentialityImpact": "",
        "integrityImpact": "",
        "availabilityImpact": "",
        "cvssV3": {
            "version": "",
            "vectorString": "",
            "baseScore": 0,
            "baseSeverity": "",
            "attackVector": "",
            "attackComplexity": "",
            "privilegesRequired": "",
            "userInteraction": "",
            "scope": "",
            "confidentialityImpact": "",
            "integrityImpact": "",
            "availabilityImpact": ""
        }
    },
    "href": "",
    "category_name": "CVE",
    "post_link": "",
    "product": "BR-6675nD",
    "version": "1.12",
    "vendor": "Edimax",
    "ai_description": "Buffer overflow vulnerability in Edimax BR-6675nD via the formWanTcpipSetup function, allowing remote attackers to exploit the pppUserName argument.",
    "ai_severity": "High",
    "ai_vendor": "Edimax",
    "ai_product": "BR-6675nD",
    "ai_version": "1.12",
    "ai_score": 8.7
}