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CVE-2026-5691

Estado: AplazadaMedia (5.5)—

A vulnerability has been found in Totolink A7100RU 7.4cu.2313_b20191024. This affects the function setFirewallType of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument firewallType leads to os command injection. The attack is possible to be carried out remotely. The exploit has been disclosed to the public 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).

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)

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  "id": "CVE-2026-5691",
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          "availabilityImpact": "PARTIAL",
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    "cvssMetricV31": [
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        "type": "Secondary",
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        "cvssData": {
          "scope": "UNCHANGED",
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          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L",
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    ],
    "cvssMetricV40": [
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        "cvssData": {
          "Safety": "NOT_DEFINED",
          "version": "4.0",
          "Recovery": "NOT_DEFINED",
          "baseScore": 5.5,
          "Automatable": "NOT_DEFINED",
          "attackVector": "NETWORK",
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          "valueDensity": "NOT_DEFINED",
          "vectorString": "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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
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  "affected": [
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      "affectedData": [
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          "cpes": [
            "cpe:2.3:o:totolink:a7100ru_firmware:*:*:*:*:*:*:*:*"
          ],
          "vendor": "Totolink",
          "product": "A7100RU",
          "versions": [
            {
              "status": "affected",
              "version": "7.4cu.2313_b20191024"
            }
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        }
      ]
    }
  ],
  "published": "2026-04-06T23:16:32.600",
  "references": [
    {
      "url": "https://github.com/Litengzheng/vuldb_new/blob/main/A7100RU/vul_189/README.md",
      "source": "cna@vuldb.com"
    },
    {
      "url": "https://vuldb.com/submit/792962",
      "source": "cna@vuldb.com"
    },
    {
      "url": "https://vuldb.com/vuln/355518",
      "source": "cna@vuldb.com"
    },
    {
      "url": "https://vuldb.com/vuln/355518/cti",
      "source": "cna@vuldb.com"
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    {
      "url": "https://www.totolink.net/",
      "source": "cna@vuldb.com"
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          "value": "CWE-77"
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          "value": "CWE-78"
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  "descriptions": [
    {
      "lang": "en",
      "value": "A vulnerability has been found in Totolink A7100RU 7.4cu.2313_b20191024. This affects the function setFirewallType of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument firewallType leads to os command injection. The attack is possible to be carried out remotely. The exploit has been disclosed to the public and may be used."
    },
    {
      "lang": "es",
      "value": "Se ha encontrado una vulnerabilidad en Totolink A7100RU 7.4cu.2313_b20191024. Esto afecta a la función setFirewallType del archivo /cgi-bin/cstecgi.cgi. La manipulación del argumento firewallType conduce a inyección de comandos del sistema operativo. El ataque puede realizarse de forma remota. El exploit ha sido divulgado al público y puede ser utilizado."
    }
  ],
  "lastModified": "2026-07-24T09:10:00.153",
  "sourceIdentifier": "cna@vuldb.com"
}