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CVE-2026-5978

Estado: AplazadaAlta (8.9)—

A security vulnerability has been detected in Totolink A7100RU 7.4cu.2313_b20191024. Affected is the function setWiFiAclRules of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. The manipulation of the argument mode leads to os command injection. The attack can be initiated remotely. The exploit has been disclosed publicly and may be used.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

🎯 Técnicas ATT&CK

Cómo se explota esta vulnerabilidad y qué consigue el atacante, en el lenguaje de MITRE ATT&CK.

Inyección de comandos OS (CWE-78) en CGI remoto accesible sin autenticación (AV:N/PR:N/UI:N). La manipulación del argumento 'mode' permite ejecutar comandos del sistema.

Inferido por nuestro agente de análisis a partir de la descripción oficial, el vector CVSS y la CWE, y comprobado por un supervisor. Puede contener errores.

🛡️ Mitigaciones ATT&CK que cubren estas técnicas

Privileged Account ManagementVulnerability ScanningRestrict Web-Based ContentNetwork SegmentationLimit Software InstallationLimit Access to Resource Over Network

Tecnologías afectadas (1)

⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.

Totolink — A7100ruAI

CWE

Referencias

JSON original (NVD)

Mostrar
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  "id": "CVE-2026-5978",
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          "options": [
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          "Automatable": "NOT_DEFINED",
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          "valueDensity": "NOT_DEFINED",
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      "affectedData": [
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          "cpes": [
            "cpe:2.3:o:totolink:a7100ru_firmware:*:*:*:*:*:*:*:*"
          ],
          "vendor": "Totolink",
          "modules": [
            "CGI Handler"
          ],
          "product": "A7100RU",
          "versions": [
            {
              "status": "affected",
              "version": "7.4cu.2313_b20191024"
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  "published": "2026-04-09T21:16:13.727",
  "references": [
    {
      "url": "https://github.com/Litengzheng/vuldb_new/blob/main/A7100RU/vul_164/README.md",
      "source": "cna@vuldb.com"
    },
    {
      "url": "https://vuldb.com/submit/791825",
      "source": "cna@vuldb.com"
    },
    {
      "url": "https://vuldb.com/vuln/356532",
      "source": "cna@vuldb.com"
    },
    {
      "url": "https://vuldb.com/vuln/356532/cti",
      "source": "cna@vuldb.com"
    },
    {
      "url": "https://www.totolink.net/",
      "source": "cna@vuldb.com"
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          "value": "CWE-77"
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          "lang": "en",
          "value": "CWE-78"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "A security vulnerability has been detected in Totolink A7100RU 7.4cu.2313_b20191024. Affected is the function setWiFiAclRules of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. The manipulation of the argument mode leads to os command injection. The attack can be initiated remotely. The exploit has been disclosed publicly and may be used."
    }
  ],
  "lastModified": "2026-06-17T10:59:59.113",
  "sourceIdentifier": "cna@vuldb.com"
}