Totolink A7100RU CGI cstecgi.cgi setDiagnosisCfg os command injection_CVE-2026-6116

{
    "lastseen": "",
    "description": "A vulnerability has been found in Totolink A7100RU 7.4cu.2313_b20191024. This vulnerability affects the function setDiagnosisCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. The manipulation of the argument ip leads to os command injection. Remote exploitation of the attack is possible. The exploit has been disclosed to the public and may be used.",
    "published": "2026-04-12T04:15:13.953Z",
    "modified": "2026-04-12T04:15:13.953Z",
    "type": "cve",
    "title": "Totolink A7100RU CGI cstecgi.cgi setDiagnosisCfg os command injection",
    "source": "VulDB",
    "references": "https://vuldb.com/vuln/356976\nhttps://vuldb.com/vuln/356976/cti\nhttps://vuldb.com/submit/792249\nhttps://github.com/Litengzheng/vuldb_new/blob/main/A7100RU/vul_181/README.md\nhttps://www.totolink.net/",
    "id": "CVE-2026-6116",
    "bulletinFamily": "",
    "cwe": [
        "CWE-78",
        "CWE-77"
    ],
    "cvelist": null,
    "sourceData": "Totolink A7100RU 7.4cu.2313_b20191024",
    "sourceHref": "",
    "cvss": {
        "score": 9.3,
        "severity": "CRITICAL",
        "vector": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/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": "A7100RU",
    "version": "7.4cu.2313_b20191024",
    "vendor": "Totolink",
    "ai_description": "OS command injection vulnerability in Totolink A7100RU via the setDiagnosisCfg function in the /cgi-bin/cstecgi.cgi file, allowing remote exploitation.",
    "ai_severity": "Critical",
    "ai_vendor": "Totolink",
    "ai_product": "A7100RU",
    "ai_version": "7.4cu.2313_b20191024",
    "ai_score": 9.3
}