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CVE-2023-21890

Estado: ModificadaCrítica (9.8)—

Vulnerability in the Oracle Communications Converged Application Server product of Oracle Communications (component: Core). Supported versions that are affected are 7.1.0 and 8.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via UDP to compromise Oracle Communications Converged Application Server. Successful attacks of this vulnerability can result in takeover of Oracle Communications Converged Application Server. CVSS 3.1 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).

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)

Oracle — Communications Converged Application Server

CWE

Referencias

JSON original (NVD)

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  "id": "CVE-2023-21890",
  "cveTags": [],
  "metrics": {
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        "ssvcData": {
          "id": "CVE-2023-21890",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "total"
            }
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          "version": "2.0.3",
          "timestamp": "2024-09-17T13:38:14.707199Z"
        }
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    "cvssMetricV31": [
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          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 3.9
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  "affected": [
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      "affectedData": [
        {
          "vendor": "Oracle Corporation",
          "product": "Communications Converged Application Server",
          "versions": [
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              "version": "7.1.0"
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  "published": "2023-01-18T00:15:16.750",
  "references": [
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      "url": "https://www.oracle.com/security-alerts/cpujan2023.html",
      "tags": [
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      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "description": [
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          "value": "CWE-94"
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  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Vulnerability in the Oracle Communications Converged Application Server product of Oracle Communications (component: Core).  Supported versions that are affected are 7.1.0 and  8.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via UDP to compromise Oracle Communications Converged Application Server.  Successful attacks of this vulnerability can result in takeover of Oracle Communications Converged Application Server. CVSS 3.1 Base Score 9.8 (Confidentiality, Integrity and Availability impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)."
    },
    {
      "lang": "es",
      "value": "Vulnerabilidad en el producto Oracle Communications Converged Application Server de Oracle Communications (componente: Core). Las versiones compatibles que se ven afectadas son 7.1.0 y 8.0.0. Una vulnerabilidad fácilmente explotable permite que un atacante no autenticado con acceso a la red a través de UDP comprometa el servidor de aplicaciones convergentes de Oracle Communications. Los ataques exitosos a esta vulnerabilidad pueden resultar en la adquisición de Oracle Communications Converged Application Server. CVSS 3.1 Puntuación base 9,8 (impactos en la confidencialidad, la integridad y la disponibilidad). Vector CVSS: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)."
    }
  ],
  "lastModified": "2026-06-17T05:34:16.733",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
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