csaf_cisa_it:va-26-202-01

HIGH CVSS 7.0 csaf_cisa_it
Description

Exposed IOCTL with Insufficient Access Control in the ASUS AURA SYNC driver allows a local user to bypass the driver's verification and invoke arbitrary IOCTLs, resulting in privilege escalation.

Timeline
Published
2026-07-21 14:24 UTC
Last Modified
2026-07-21
CVSS Details

CVSS details not available.

Affected Products

No product information available.

Weaknesses (CWE)
References

No references available.

Linked Vulnerabilities

No linked vulnerabilities found.

{
  "document": {
    "category": "csaf_vex",
    "csaf_version": "2.0",
    "distribution": {
      "tlp": {
        "label": "WHITE"
      }
    },
    "lang": "en-US",
    "notes": [
      {
        "category": "legal_disclaimer",
        "text": "All information products included in [https://github.com/cisagov/CSAF/tree/develop/csaf_files/IT/white](https://github.com/cisagov/CSAF/tree/develop/csaf_files/IT/white) are provided \\\"as is\\\" for informational purposes only. The Department of Homeland Security (DHS) does not provide any warranties of any kind regarding any information contained within. DHS does not endorse any commercial product or service, referenced in this product or otherwise. Further dissemination of this product is governed by the Traffic Light Protocol (TLP) marking in the header. For more information about TLP, see [https://us-cert.cisa.gov/tlp/](https://us-cert.cisa.gov/tlp/).",
        "title": "Legal Notice"
      },
      {
        "category": "other",
        "text": "Worldwide",
        "title": "Countries and Areas Deployed"
      },
      {
        "category": "other",
        "text": "Information Technology",
        "title": "Critical Infrastructure Sectors"
      },
      {
        "category": "summary",
        "text": "Exposed IOCTL with Insufficient Access Control in the ASUS AURA SYNC driver allows a local user to bypass the driver's verification and invoke arbitrary IOCTLs, resulting in privilege escalation.",
        "title": "Risk Evaluation"
      },
      {
        "category": "general",
        "text": "ASUS recommends that users check whether a newer version of their installed ASUS software (e.g., Aura Sync, AI Suite 3) is available, and update to the latest version to ensure the affected legacy drivers are no longer in use.",
        "title": "Recommended Practices"
      },
      {
        "category": "other",
        "text": "United States",
        "title": "Company Headquarters Location"
      }
    ],
    "publisher": {
      "category": "coordinator",
      "contact_details": "https://www.cisa.gov/report",
      "issuing_authority": "CISA",
      "name": "CISA",
      "namespace": "https://www.cisa.gov/"
    },
    "references": [
      {
        "category": "self",
        "summary": "Vulnerability Advisory VA-26-202-01 CSAF",
        "url": "https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2026/va-26-202-01.json"
      }
    ],
    "title": "ASUS AURA SYNC driver local privilege escalation",
    "tracking": {
      "current_release_date": "2026-07-21T14:24:29Z",
      "generator": {
        "engine": {
          "name": "VINCE-NT",
          "version": "1.15.0+build.101"
        }
      },
      "id": "VA-26-202-01",
      "initial_release_date": "2026-07-21T14:24:29Z",
      "revision_history": [
        {
          "date": "2026-07-21T14:24:29Z",
          "number": "1.0.0",
          "summary": "Initial publication"
        }
      ],
      "status": "final",
      "version": "1.0.0"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "<1.07.84",
                "product": {
                  "name": "ASUS AURA SYNC <1.07.84",
                  "product_id": "CSAFPID-0001"
                }
              }
            ],
            "category": "product_name",
            "name": "AURA SYNC"
          }
        ],
        "category": "vendor",
        "name": "ASUS"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2019-25764",
      "cwe": {
        "id": "CWE-782",
        "name": "Exposed IOCTL with Insufficient Access Control"
      },
      "notes": [
        {
          "category": "summary",
          "text": "Exposed IOCTL with Insufficient Access Control in the ASUS AURA SYNC driver allows a local user to bypass the driver's verification and invoke arbitrary IOCTLs, resulting in privilege escalation. Refer to the 'End-of-Life Notice and Driver Update for Legacy ASUS Drivers ' section on the ASUS Security Advisory for more information.",
          "title": "Description"
        },
        {
          "category": "details",
          "text": "SSVCv2/E:N/A:N/T:T/2026-07-20T17:22:51Z/",
          "title": "SSVC"
        }
      ],
      "product_status": {
        "known_affected": [
          "CSAFPID-0001"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "www.asus.com",
          "url": "https://www.asus.com/security-advisory"
        },
        {
          "category": "external",
          "summary": "www.cve.org",
          "url": "https://www.cve.org/CVERecord?id=CVE-2019-25764"
        },
        {
          "category": "external",
          "summary": "VA-26-202-01 CSAF",
          "url": "https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2026/va-26-202-01.json"
        }
      ],
      "release_date": "2026-07-17T00:00:00Z",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2026-07-17T00:00:00Z",
          "details": "ASUS recommends that users check whether a newer version of their installed ASUS software (e.g., Aura Sync, AI Suite 3) is available, and update to the latest version to ensure the affected legacy drivers are no longer in use.",
          "product_ids": [
            "CSAFPID-0001"
          ],
          "url": "https://www.asus.com/security-advisory"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7.0,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "products": [
            "CSAFPID-0001"
          ]
        }
      ],
      "title": "ASUS AURA SYNC driver local privilege escalation"
    }
  ]
}
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