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CVE-2024-42051

Estado: AnalizadaAlta (7.8)—

The MSI installer for Splashtop Streamer for Windows before 3.6.2.0 uses a temporary folder with weak permissions during installation. A local user can exploit this to escalate privileges to SYSTEM by replacing InstRegExp.reg.

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)

Splashtop — Streamer

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2024-42051",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2024-42051",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2024-07-29T14:01:28.597829Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "cve@mitre.org",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 7.8,
          "attackVector": "LOCAL",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 1.8
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    },
    {
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "affectedData": [
        {
          "cpes": [
            "cpe:2.3:a:splashtop:streamer:*:*:*:*:*:windows:*:*"
          ],
          "vendor": "splashtop",
          "product": "streamer",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "lessThan": "3.6.2.0",
              "versionType": "custom"
            }
          ],
          "defaultStatus": "unknown"
        }
      ]
    }
  ],
  "published": "2024-07-28T03:15:02.033",
  "references": [
    {
      "url": "https://github.com/SpacePlant/Vulns/blob/main/Advisories/2024/3.md",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://support-splashtopbusiness.splashtop.com/hc/en-us/articles/20716875636763-Splashtop-Streamer-version-v3-6-2-0-for-Windows-released",
      "tags": [
        "Release Notes"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://github.com/SpacePlant/Vulns/blob/main/Advisories/2024/3.md",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://support-splashtopbusiness.splashtop.com/hc/en-us/articles/20716875636763-Splashtop-Streamer-version-v3-6-2-0-for-Windows-released",
      "tags": [
        "Release Notes"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "description": [
        {
          "lang": "en",
          "value": "CWE-1391"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The MSI installer for Splashtop Streamer for Windows before 3.6.2.0 uses a temporary folder with weak permissions during installation. A local user can exploit this to escalate privileges to SYSTEM by replacing InstRegExp.reg."
    },
    {
      "lang": "es",
      "value": " El instalador MSI para Splashtop Streamer para Windows anterior a 3.6.2.0 utiliza una carpeta temporal con permisos débiles durante la instalación. Un usuario local puede aprovechar esto para escalar privilegios a SYSTEM reemplazando InstRegExp.reg."
    }
  ],
  "lastModified": "2026-06-17T07:48:42.263",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:splashtop:streamer:*:*:*:*:-:windows:*:*",
              "vulnerable": true,
              "matchCriteriaId": "62F19C35-FEBF-4FD0-9EF1-FEDF0FB0C661",
              "versionEndExcluding": "3.6.2.0"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}