Edimax BR-6428NS POST Request formL2TPSetup buffer overflow_CVE-2026-8775

{
    "lastseen": "",
    "description": "A flaw has been found in Edimax BR-6428NS 1.10. This affects the function formL2TPSetup of the file /goform/formL2TPSetup of the component POST Request Handler. This manipulation of the argument L2TPUserName causes buffer overflow. It is possible to initiate the attack remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.",
    "published": "2026-05-18T00:30:11.484Z",
    "modified": "2026-05-18T00:30:11.484Z",
    "type": "cve",
    "title": "Edimax BR-6428NS POST Request formL2TPSetup buffer overflow",
    "source": "VulDB",
    "references": "https://vuldb.com/vuln/364400\nhttps://vuldb.com/vuln/364400/cti\nhttps://vuldb.com/submit/811530\nhttps://lavender-bicycle-a5a.notion.site/EDIMAX-BR-6428NS-formL2TPSetup-34b53a41781f8046b38bffcc190c5277?source=copy_link",
    "id": "CVE-2026-8775",
    "bulletinFamily": "",
    "cwe": [
        "CWE-120",
        "CWE-119"
    ],
    "cvelist": null,
    "sourceData": "Edimax BR-6428NS 1.10",
    "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-6428NS",
    "version": "1.10",
    "vendor": "Edimax",
    "ai_description": "Buffer overflow vulnerability in Edimax BR-6428NS via the formL2TPSetup function, allowing remote attackers to exploit the L2TPUserName argument.",
    "ai_severity": "High",
    "ai_vendor": "Edimax",
    "ai_product": "BR-6428NS",
    "ai_version": "1.10",
    "ai_score": 8.7
}