Tenda AC8 Embedded Httpd Service fast_setting_wifi_set buffer overflow_CVE-2026-2203

{
    "lastseen": "",
    "description": "A flaw has been found in Tenda AC8 16.03.33.05. Affected by this vulnerability is an unknown functionality of the file /goform/fast_setting_wifi_set of the component Embedded Httpd Service. This manipulation of the argument timeZone causes buffer overflow. Remote exploitation of the attack is possible. The exploit has been published and may be used.",
    "published": "2026-02-09T02:02:10.131Z",
    "modified": "2026-02-09T02:02:10.131Z",
    "type": "cve",
    "title": "Tenda AC8 Embedded Httpd Service fast_setting_wifi_set buffer overflow",
    "source": "VulDB",
    "references": "https://vuldb.com/?id.344906\nhttps://vuldb.com/?ctiid.344906\nhttps://vuldb.com/?submit.750226\nhttps://github.com/SunnyYANGyaya/cuicuishark-sheep-fishIOT/blob/main/Tenda/AC8/fastsettingwifiset-timezome.md\nhttps://github.com/SunnyYANGyaya/cuicuishark-sheep-fishIOT/blob/main/Tenda/AC8/fastsettingwifiset-timezome.md#poc\nhttps://www.tenda.com.cn/",
    "id": "CVE-2026-2203",
    "bulletinFamily": "",
    "cwe": [
        "CWE-120",
        "CWE-119"
    ],
    "cvelist": null,
    "sourceData": "Tenda AC8 16.03.33.05",
    "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": "AC8",
    "version": "16.03.33.05",
    "vendor": "Tenda",
    "ai_description": "Buffer overflow vulnerability in Tenda AC8 Embedded Httpd Service via manipulation of the timeZone argument in the /goform/fast_setting_wifi_set file",
    "ai_severity": "High",
    "ai_vendor": "Tenda",
    "ai_product": "AC8",
    "ai_version": "16.03.33.05",
    "ai_score": 8.7
}