{
    "id": "CVE-2017-16953",
    "published": "2017-12-01 17:29:00",
    "last_modified": "2026-06-17 01:10:12",
    "cvss_score": "7.5",
    "cvss_severity": "HIGH",
    "cvss_version": "3.0",
    "cvss_vector": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
    "cwe": "CWE-287",
    "description": "connoppp.cgi on ZTE ZXDSL 831CII devices does not require HTTP Basic Authentication, which allows remote attackers to modify the PPPoE configuration or set up a malicious configuration via a GET request.",
    "epss_score": "0.11261",
    "epss_percentile": "0.95852",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-10-03 18:17:18",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "zte",
            "product": "zxdsl_831cii"
        },
        {
            "vendor": "zte",
            "product": "zxdsl_831cii_firmware"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "43188",
            "title": "ZTE ZXDSL 831CII - Improper Access Restrictions",
            "date": "2017-11-27",
            "url": "https://www.exploit-db.com/exploits/43188"
        }
    ],
    "refs_list": [
        "http://packetstormsecurity.com/files/145121/ZTE-ZXDSL-831-Unauthorized-Configuration-Access-Bypass.html",
        "http://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1008762",
        "https://www.exploit-db.com/exploits/43188/",
        "http://packetstormsecurity.com/files/145121/ZTE-ZXDSL-831-Unauthorized-Configuration-Access-Bypass.html",
        "http://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1008762",
        "https://www.exploit-db.com/exploits/43188/"
    ]
}