Tenda AC20 saveParentControlInfo strcpy buffer overflow_CVE-2025-8940

{
    "lastseen": "",
    "description": "A vulnerability was identified in Tenda AC20 up to 16.03.08.12. Affected by this vulnerability is the function strcpy of the file /goform/saveParentControlInfo. The manipulation of the argument Time leads to buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.",
    "published": "2025-08-14T05:32:11.901Z",
    "modified": "2025-08-14T05:32:11.901Z",
    "type": "cve",
    "title": "Tenda AC20 saveParentControlInfo strcpy buffer overflow",
    "source": "VulDB",
    "references": "https://vuldb.com/?id.319903\nhttps://vuldb.com/?ctiid.319903\nhttps://vuldb.com/?submit.631836\nhttps://github.com/lin-3-start/lin-cve/blob/main/Tenda%20AC20-2/Tenda%20AC20-2.md\nhttps://github.com/lin-3-start/lin-cve/blob/main/Tenda%20AC20-2/Tenda%20AC20-2.md#poc\nhttps://www.tenda.com.cn/",
    "id": "CVE-2025-8940",
    "bulletinFamily": "",
    "cwe": [
        "CWE-120",
        "CWE-119"
    ],
    "cvelist": null,
    "sourceData": "Tenda AC20 16.03.08.0\nTenda AC20 16.03.08.1\nTenda AC20 16.03.08.2\nTenda AC20 16.03.08.3\nTenda AC20 16.03.08.4\nTenda AC20 16.03.08.5\nTenda AC20 16.03.08.6\nTenda AC20 16.03.08.7\nTenda AC20 16.03.08.8\nTenda AC20 16.03.08.9\nTenda AC20 16.03.08.10\nTenda AC20 16.03.08.11\nTenda AC20 16.03.08.12",
    "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": "AC20",
    "version": "16.03.08.0",
    "vendor": "Tenda",
    "ai_description": "",
    "ai_severity": "",
    "ai_vendor": "",
    "ai_product": "",
    "ai_version": "",
    "ai_score": 0
}