Edimax EW-7478APC POST Request formL2TPSetup stack-based overflow_CVE-2026-13563

{
    "lastseen": "",
    "description": "A vulnerability has been found in Edimax EW-7478APC 1.04. This impacts the function formL2TPSetup of the file /goform/formL2TPSetup of the component POST Request Handler. Such manipulation of the argument L2TPUserName leads to stack-based buffer overflow. It is possible to launch the attack 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": "2026-06-29T11:30:08.061Z",
    "modified": "2026-06-29T11:30:08.061Z",
    "type": "cve",
    "title": "Edimax EW-7478APC POST Request formL2TPSetup stack-based overflow",
    "source": "VulDB",
    "references": "https://vuldb.com/vuln/374571\nhttps://vuldb.com/vuln/374571/cti\nhttps://vuldb.com/cve/CVE-2026-13563\nhttps://vuldb.com/submit/844113\nhttps://lavender-bicycle-a5a.notion.site/EDIMAX-EW-7478APC-formL2TPSetup-34b53a41781f80f295f8ca2aa55e1226?pvs=73",
    "id": "CVE-2026-13563",
    "bulletinFamily": "",
    "cwe": [
        "CWE-121",
        "CWE-119"
    ],
    "cvelist": null,
    "sourceData": "Edimax EW-7478APC 1.04",
    "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": "EW-7478APC",
    "version": "1.04",
    "vendor": "Edimax",
    "ai_description": "Stack-based buffer overflow vulnerability in Edimax EW-7478APC 1.04 via manipulation of the L2TPUserName argument in the formL2TPSetup function, allowing remote exploitation.",
    "ai_severity": "High",
    "ai_vendor": "Edimax",
    "ai_product": "EW-7478APC",
    "ai_version": "1.04",
    "ai_score": 8.7
}