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CVE-2020-8239

Estado: ModificadaCrítica (9.8)—

A vulnerability in the Pulse Secure Desktop Client < 9.1R9 is vulnerable to the client registry privilege escalation attack. This fix also requires Server Side Upgrade due to Standalone Host Checker Client (Windows) and Windows PDC.

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)

CWE

Referencias

JSON original (NVD)

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  "id": "CVE-2020-8239",
  "cveTags": [],
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        "source": "nvd@nist.gov",
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          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
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        "acInsufInfo": false,
        "impactScore": 6.4,
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        "obtainAllPrivilege": false,
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          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
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          "userInteraction": "NONE",
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          "privilegesRequired": "NONE",
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  "affected": [
    {
      "source": "support@hackerone.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "Pulse Secure Desktop Cient",
          "versions": [
            {
              "status": "affected",
              "version": "9.1R9"
            }
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  "published": "2020-10-28T13:15:12.307",
  "references": [
    {
      "url": "https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44601",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "support@hackerone.com"
    },
    {
      "url": "https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44601",
      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  "vulnStatus": "Modified",
  "weaknesses": [
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      "lang": "en",
      "value": "A vulnerability in the Pulse Secure Desktop Client < 9.1R9 is vulnerable to the client registry privilege escalation attack. This fix also requires Server Side Upgrade due to Standalone Host Checker Client (Windows) and Windows PDC."
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad en Pulse Secure Desktop Client versiones anteriores a 9.1R9, es vulnerable a un ataque de escalada de privilegios del registro del cliente.&#xa0;Esta corrección también requiere un Server Side Upgrade debido a Standalone Host Checker Client (Windows) y Windows PDC"
    }
  ],
  "lastModified": "2026-06-17T03:26:06.763",
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