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CVE-2021-21872

Estado: ModificadaCrítica (9.9)—

An OS command injection vulnerability exists in the Web Manager Diagnostics: Traceroute functionality of Lantronix PremierWave 2050 8.9.0.0R4. A specially-crafted HTTP request can lead to arbitrary command execution. An attacker can make an authenticated HTTP request to trigger this vulnerability.

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)

Lantronix — Premierwave 2050 Firmware

CWE

Referencias

JSON original (NVD)

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  "id": "CVE-2021-21872",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 9,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:S/C:C/I:C/A:C",
          "authentication": "SINGLE",
          "integrityImpact": "COMPLETE",
          "accessComplexity": "LOW",
          "availabilityImpact": "COMPLETE",
          "confidentialityImpact": "COMPLETE"
        },
        "acInsufInfo": false,
        "impactScore": 10,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8,
        "obtainUserPrivilege": false,
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        "userInteractionRequired": false
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    "cvssMetricV30": [
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  "affected": [
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      "affectedData": [
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          "vendor": "n/a",
          "product": "Lantronix",
          "versions": [
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              "status": "affected",
              "version": "Lantronix PremierWave 2050 8.9.0.0R4 (in QEMU)"
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  "published": "2021-12-22T19:15:08.673",
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  "vulnStatus": "Modified",
  "weaknesses": [
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      "type": "Secondary",
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      "description": [
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  "descriptions": [
    {
      "lang": "en",
      "value": "An OS command injection vulnerability exists in the Web Manager Diagnostics: Traceroute functionality of Lantronix PremierWave 2050 8.9.0.0R4. A specially-crafted HTTP request can lead to arbitrary command execution. An attacker can make an authenticated HTTP request to trigger this vulnerability."
    },
    {
      "lang": "es",
      "value": "Se presenta una vulnerabilidad de inyección de comandos en el Sistema Operativo en el Web Manager Diagnostics: Traceroute de Lantronix PremierWave versión 2050 8.9.0.0R4. Una petición HTTP especialmente diseñada puede conllevar a una ejecución de un comando arbitrario. Un atacante puede realizar una petición HTTP autenticada para desencadenar esta vulnerabilidad"
    }
  ],
  "lastModified": "2026-06-17T03:36:16.387",
  "configurations": [
    {
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  "sourceIdentifier": "talos-cna@cisco.com"
}