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CVE-2022-21827

Estado: ModificadaAlta (7.1)—

An improper privilege vulnerability has been discovered in Citrix Gateway Plug-in for Windows (Citrix Secure Access for Windows) <21.9.1.2 what could allow an attacker who has gained local access to a computer with Citrix Gateway Plug-in installed, to corrupt or delete files as SYSTEM.

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)

Citrix — Gateway Plug-in

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2022-21827",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 6.6,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:L/Au:N/C:N/I:C/A:C",
          "authentication": "NONE",
          "integrityImpact": "COMPLETE",
          "accessComplexity": "LOW",
          "availabilityImpact": "COMPLETE",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 9.2,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 3.9,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 7.1,
          "attackVector": "LOCAL",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 5.2,
        "exploitabilityScore": 1.8
      }
    ]
  },
  "affected": [
    {
      "source": "support@hackerone.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "Citrix Gateway Windows Plugin",
          "versions": [
            {
              "status": "affected",
              "version": "Citrix Gateway Plug-in for Windows versions before 21.9.1.2"
            }
          ]
        }
      ]
    }
  ],
  "published": "2022-05-26T17:15:08.957",
  "references": [
    {
      "url": "https://support.citrix.com/article/CTX341455",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "support@hackerone.com"
    },
    {
      "url": "https://support.citrix.com/article/CTX341455",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "support@hackerone.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-269"
        }
      ]
    },
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-269"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "An improper privilege vulnerability has been discovered in Citrix Gateway Plug-in for Windows (Citrix Secure Access for Windows) <21.9.1.2 what could allow an attacker who has gained local access to a computer with Citrix Gateway Plug-in installed, to corrupt or delete files as SYSTEM."
    },
    {
      "lang": "es",
      "value": "Se ha detectado una vulnerabilidad de privilegio inapropiado en Citrix Gateway Plug-in para Windows (Citrix Secure Access para Windows) versiones anteriores a 21.9.1.2, que podría permitir a un atacante que haya obtenido acceso local a un equipo con Citrix Gateway Plug-in instalado, corromper o eliminar archivos como SYSTEM"
    }
  ],
  "lastModified": "2026-06-17T04:27:03.557",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:citrix:gateway_plug-in:*:*:*:*:*:windows:*:*",
              "vulnerable": true,
              "matchCriteriaId": "BF9696D9-F072-41A2-A53B-E9EFB2ACE8D7",
              "versionEndExcluding": "21.9.1.2"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "support@hackerone.com"
}