Totolink N300RH upgrade.so setUpgradeUboot os command injection_CVE-2026-6158

{
    "lastseen": "",
    "description": "A flaw has been found in Totolink N300RH 6.1c.1353_B20190305. Affected is the function setUpgradeUboot of the file upgrade.so. This manipulation of the argument FileName causes os command injection. The attack is possible to be carried out remotely. The exploit has been published and may be used.",
    "published": "2026-04-13T04:00:19.297Z",
    "modified": "2026-04-13T04:00:19.297Z",
    "type": "cve",
    "title": "Totolink N300RH upgrade.so setUpgradeUboot os command injection",
    "source": "VulDB",
    "references": "https://vuldb.com/vuln/357038\nhttps://vuldb.com/vuln/357038/cti\nhttps://vuldb.com/submit/796426\nhttps://github.com/xyh4ck/iot_poc/tree/main/TOTOLINK/N300RHv4/02_setUpgradeUboot_RCE\nhttps://www.totolink.net/",
    "id": "CVE-2026-6158",
    "bulletinFamily": "",
    "cwe": [
        "CWE-78",
        "CWE-77"
    ],
    "cvelist": null,
    "sourceData": "Totolink N300RH 6.1c.1353_B20190305",
    "sourceHref": "",
    "cvss": {
        "score": 6.9,
        "severity": "MEDIUM",
        "vector": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/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": "N300RH",
    "version": "6.1c.1353_B20190305",
    "vendor": "Totolink",
    "ai_description": "",
    "ai_severity": "",
    "ai_vendor": "",
    "ai_product": "",
    "ai_version": "",
    "ai_score": 0
}