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CVE-2021-25694

Estado: ModificadaAlta (7.8)—

Teradici PCoIP Graphics Agent for Windows prior to 21.03 does not validate NVENC.dll. An attacker could replace the .dll and redirect pixels elsewhere.

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)

Teradici — Pcoip Graphics Agent

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2021-25694",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 4.4,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:M/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 3.4,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 7.8,
          "attackVector": "LOCAL",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 1.8
      }
    ]
  },
  "affected": [
    {
      "source": "security@teradici.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2021-05-13T13:15:07.883",
  "references": [
    {
      "url": "https://advisory.teradici.com/security-advisories/80/",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "security@teradici.com"
    },
    {
      "url": "https://advisory.teradici.com/security-advisories/80/",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-427"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Teradici PCoIP Graphics Agent for Windows prior to 21.03 does not validate NVENC.dll. An attacker could replace the .dll and redirect pixels elsewhere."
    },
    {
      "lang": "es",
      "value": "Teradici PCoIP Graphics Agent for Windows versiones anteriores a 21.03 no comprueba la bibllioteca NVENC.dll. Un atacante podría reemplazar el .dll y redireccionar los píxeles a otra parte"
    }
  ],
  "lastModified": "2026-06-17T03:42:22.010",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:teradici:pcoip_graphics_agent:*:*:*:*:*:windows:*:*",
              "vulnerable": true,
              "matchCriteriaId": "EBF7BDCB-95BB-4CC9-998A-8E21CCAADE9F",
              "versionEndExcluding": "21.03"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "security@teradici.com"
}