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CVE-2026-5975

Estado: AplazadaAlta (8.9)—

A vulnerability was identified in Totolink A7100RU 7.4cu.2313_b20191024. The impacted element is the function setDmzCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Such manipulation of the argument wanIdx leads to os command injection. The attack may be performed from remote. The exploit is publicly available and might 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.

Vector AV:N/PR:N/UI:N con CWE-77/78 (command injection) en endpoint CGI remoto sin autenticación. Inyección de comandos OS en parámetro wanIdx del router Totolink A7100RU.

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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          ],
          "vendor": "Totolink",
          "modules": [
            "CGI Handler"
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          "product": "A7100RU",
          "versions": [
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  "references": [
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      "url": "https://github.com/Litengzheng/vuldb_new/blob/main/A7100RU/vul_161/README.md",
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    },
    {
      "url": "https://vuldb.com/submit/791821",
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    {
      "url": "https://vuldb.com/vuln/356529",
      "source": "cna@vuldb.com"
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    {
      "url": "https://vuldb.com/vuln/356529/cti",
      "source": "cna@vuldb.com"
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      "url": "https://www.totolink.net/",
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          "value": "CWE-77"
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    {
      "lang": "en",
      "value": "A vulnerability was identified in Totolink A7100RU 7.4cu.2313_b20191024. The impacted element is the function setDmzCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Such manipulation of the argument wanIdx leads to os command injection. The attack may be performed from remote. The exploit is publicly available and might be used."
    }
  ],
  "lastModified": "2026-06-17T10:59:58.740",
  "sourceIdentifier": "cna@vuldb.com"
}