FKIE_CVE-2023-35841

Vulnerability from fkie_nvd - Published: 2024-05-14 16:15 - Updated: 2025-09-25 17:10
Severity ?
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
Exposed IOCTL with Insufficient Access Control in Phoenix WinFlash Driver on Windows allows Privilege Escalation which allows for modification of system firmware.This issue affects WinFlash Driver: before 4.5.0.0.
References
22d9ba52-f336-4b0d-bf1f-0efbdcc3c1dehttps://blogs.vmware.com/security/2023/10/hunting-vulnerable-kernel-drivers.htmlExploit, Third Party Advisory
22d9ba52-f336-4b0d-bf1f-0efbdcc3c1dehttps://jvn.jp/en/vu/JVNVU93886750/index.htmlThird Party Advisory
22d9ba52-f336-4b0d-bf1f-0efbdcc3c1dehttps://phoenixtech.com/phoenix-security-notifications/cve-2023-35841/Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://blogs.vmware.com/security/2023/10/hunting-vulnerable-kernel-drivers.htmlExploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://jvn.jp/en/vu/JVNVU93886750/index.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.phoenix.com/security-notifications/cve-2023-35841/Vendor Advisory
Impacted products
Vendor Product Version
phoenixtech winflash *
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:phoenixtech:winflash:*:*:*:*:*:windows:*:*",
              "matchCriteriaId": "F591CCA1-BD8A-46C5-8F51-CF9C936263BC",
              "versionEndExcluding": "4.5.0.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Exposed IOCTL with Insufficient Access Control in Phoenix WinFlash Driver on Windows allows Privilege Escalation which allows for modification of system firmware.This issue affects WinFlash Driver: before 4.5.0.0."
    },
    {
      "lang": "es",
      "value": "IOCTL expuesto con control de acceso insuficiente en el controlador Phoenix WinFlash en Windows permite una escalada de privilegios que permite la modificaci\u00f3n del firmware del sistema. Este problema afecta al controlador WinFlash: anterior a 4.5.0.0."
    }
  ],
  "id": "CVE-2023-35841",
  "lastModified": "2025-09-25T17:10:34.097",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 7.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 5.9,
        "source": "22d9ba52-f336-4b0d-bf1f-0efbdcc3c1de",
        "type": "Secondary"
      }
    ]
  },
  "published": "2024-05-14T16:15:36.953",
  "references": [
    {
      "source": "22d9ba52-f336-4b0d-bf1f-0efbdcc3c1de",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://blogs.vmware.com/security/2023/10/hunting-vulnerable-kernel-drivers.html"
    },
    {
      "source": "22d9ba52-f336-4b0d-bf1f-0efbdcc3c1de",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://jvn.jp/en/vu/JVNVU93886750/index.html"
    },
    {
      "source": "22d9ba52-f336-4b0d-bf1f-0efbdcc3c1de",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://phoenixtech.com/phoenix-security-notifications/cve-2023-35841/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://blogs.vmware.com/security/2023/10/hunting-vulnerable-kernel-drivers.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://jvn.jp/en/vu/JVNVU93886750/index.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.phoenix.com/security-notifications/cve-2023-35841/"
    }
  ],
  "sourceIdentifier": "22d9ba52-f336-4b0d-bf1f-0efbdcc3c1de",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-732"
        },
        {
          "lang": "en",
          "value": "CWE-782"
        }
      ],
      "source": "22d9ba52-f336-4b0d-bf1f-0efbdcc3c1de",
      "type": "Secondary"
    }
  ]
}


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