github - ghsa-qhcp-3fxf-c8vc

GHSA-QHCP-3FXF-C8VC

Vulnerability from github – Published: 2024-05-14 18:30 – Updated: 2025-07-28 21:31

Details

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.

Severity ?

7.8 (High)


                  
                    CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Show details on source website

JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2023-35841"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-732"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2024-05-14T16:15:36Z",
    "severity": "HIGH"
  },
  "details": "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.",
  "id": "GHSA-qhcp-3fxf-c8vc",
  "modified": "2025-07-28T21:31:30Z",
  "published": "2024-05-14T18:30:58Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-35841"
    },
    {
      "type": "WEB",
      "url": "https://blogs.vmware.com/security/2023/10/hunting-vulnerable-kernel-drivers.html"
    },
    {
      "type": "WEB",
      "url": "https://jvn.jp/en/vu/JVNVU93886750/index.html"
    },
    {
      "type": "WEB",
      "url": "https://phoenixtech.com/phoenix-security-notifications/cve-2023-35841"
    },
    {
      "type": "WEB",
      "url": "https://www.phoenix.com/security-notifications/cve-2023-35841"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2023-35841 (GCVE-0-2023-35841)

Vulnerability from cvelistv5 – Published: 2024-05-14 14:56 – Updated: 2025-07-28 20:49

Summary

Severity ?

7.8 (High)


                        
                          CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CWE

CWE-732 - Incorrect Permission Assignment for Critical Resource
CWE-782 - Exposed IOCTL with Insufficient Access Control

Assigner

Phoenix

References

URL

Tags

	https://phoenixtech.com/phoenix-security-notifica…
	https://blogs.vmware.com/security/2023/10/hunting…
	https://jvn.jp/en/vu/JVNVU93886750/index.html

Impacted products

	Vendor	Product	Version
	Phoenix	WinFlash Driver	Affected: 0 , < 4.5.0.0 (semver)

Credits

Takahiro Haruyama of Broadcom

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "affected": [
          {
            "cpes": [
              "cpe:2.3:a:phoenix:winflash_driver:*:*:*:*:*:*:*:*"
            ],
            "defaultStatus": "unknown",
            "product": "winflash_driver",
            "vendor": "phoenix",
            "versions": [
              {
                "lessThan": "4.5.0",
                "status": "affected",
                "version": "0",
                "versionType": "custom"
              }
            ]
          }
        ],
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2023-35841",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-05-14T18:32:21.876164Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-06-04T17:18:27.432Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      },
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-02T16:30:45.376Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://www.phoenix.com/security-notifications/cve-2023-35841/"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://blogs.vmware.com/security/2023/10/hunting-vulnerable-kernel-drivers.html"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://jvn.jp/en/vu/JVNVU93886750/index.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "platforms": [
            "Windows"
          ],
          "product": "WinFlash Driver",
          "vendor": "Phoenix",
          "versions": [
            {
              "lessThan": "4.5.0.0",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Takahiro Haruyama of Broadcom"
        }
      ],
      "descriptions": [
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          "lang": "en",
          "supportingMedia": [
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              "base64": false,
              "type": "text/html",
              "value": "Exposed IOCTL with Insufficient Access Control in Phoenix WinFlash Driver on Windows allows Privilege Escalation which allows for modification of system firmware.\u003cp\u003eThis issue affects WinFlash Driver: before 4.5.0.0.\u003c/p\u003e"
            }
          ],
          "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."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-233",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-233 Privilege Escalation"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "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"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
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      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-732",
              "description": "CWE-732 Incorrect Permission Assignment for Critical Resource",
              "lang": "en",
              "type": "CWE"
            }
          ]
        },
        {
          "descriptions": [
            {
              "cweId": "CWE-782",
              "description": "CWE-782 Exposed IOCTL with Insufficient Access Control",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-07-28T20:49:33.663Z",
        "orgId": "22d9ba52-f336-4b0d-bf1f-0efbdcc3c1de",
        "shortName": "Phoenix"
      },
      "references": [
        {
          "url": "https://phoenixtech.com/phoenix-security-notifications/cve-2023-35841/"
        },
        {
          "url": "https://blogs.vmware.com/security/2023/10/hunting-vulnerable-kernel-drivers.html"
        },
        {
          "url": "https://jvn.jp/en/vu/JVNVU93886750/index.html"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "WinFlash Driver Permissions Issue",
      "x_generator": {
        "engine": "Vulnogram 0.1.0-dev"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "22d9ba52-f336-4b0d-bf1f-0efbdcc3c1de",
    "assignerShortName": "Phoenix",
    "cveId": "CVE-2023-35841",
    "datePublished": "2024-05-14T14:56:14.743Z",
    "dateReserved": "2023-06-19T00:35:50.974Z",
    "dateUpdated": "2025-07-28T20:49:33.663Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-QHCP-3FXF-C8VC

CVE-2023-35841 (GCVE-0-2023-35841)

Tags

Sightings

Nomenclature