{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "motherboards firmware",
          "vendor": "ASUS",
          "versions": [
            {
              "status": "affected",
              "version": "A520/B550 series Before 3644 4304",
              "versionType": "custom"
            },
            {
              "status": "affected",
              "version": "X570 Series Before 5054",
              "versionType": "custom"
            },
            {
              "status": "affected",
              "version": "A620/A620A Series Before 4003 4004"
            },
            {
              "status": "affected",
              "version": "B650 Series Before 1303 4003 4004"
            },
            {
              "status": "affected",
              "version": "X670 Series Before 4003 4004"
            },
            {
              "status": "affected",
              "version": "B840 Series Before 1804"
            },
            {
              "status": "affected",
              "version": "B850 Series Before 1103 1804 2503"
            },
            {
              "status": "affected",
              "version": "X870 Series Before 1804 2503"
            },
            {
              "status": "affected",
              "version": "X870E Series \tBefore 1103 2503"
            },
            {
              "status": "affected",
              "version": "Knoll Series Before 4003"
            },
            {
              "status": "affected",
              "version": "TRX50 Series Before 0703 1403"
            },
            {
              "status": "affected",
              "version": "W790 Series Before 2101"
            },
            {
              "status": "affected",
              "version": "WRX90 Series Before 1403"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:asus:motherboards_firmware:a520_b550_series_before_3644_4304:*:*:*:*:*:*:*",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:asus:motherboards_firmware:x570_series_before_5054:*:*:*:*:*:*:*",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:asus:motherboards_firmware:a620_a620a_series_before_4003_4004:*:*:*:*:*:*:*",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:asus:motherboards_firmware:b650_series_before_1303_4003_4004:*:*:*:*:*:*:*",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:asus:motherboards_firmware:x670_series_before_4003_4004:*:*:*:*:*:*:*",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:asus:motherboards_firmware:b840_series_before_1804:*:*:*:*:*:*:*",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:asus:motherboards_firmware:b850_series_before_1103_1804_2503:*:*:*:*:*:*:*",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:asus:motherboards_firmware:x870_series_before_1804_2503:*:*:*:*:*:*:*",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:asus:motherboards_firmware:x870e_series_before_1103_2503:*:*:*:*:*:*:*",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:asus:motherboards_firmware:knoll_series_before_4003:*:*:*:*:*:*:*",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:asus:motherboards_firmware:trx50_series_before_0703_1403:*:*:*:*:*:*:*",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:asus:motherboards_firmware:w790_series_before_2101:*:*:*:*:*:*:*",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:asus:motherboards_firmware:wrx90_series_before_1403:*:*:*:*:*:*:*",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ],
          "operator": "OR"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "Untrusted Pointer Dereference in ASUS certain motherboards firmware\u0026nbsp;allows a kernel-level privileges\u0026nbsp;user can supply an arbitrary memory address via an I/O command, leading to subsequent system information being tampered with or causing a system crash.\u003cbr\u003eRefer to the \u0027Security Update for Multiple ASUS Motherboards\u0027 section on the ASUS Security Advisory for more information."
            }
          ],
          "value": "Untrusted Pointer Dereference in ASUS certain motherboards firmware\u00a0allows a kernel-level privileges\u00a0user can supply an arbitrary memory address via an I/O command, leading to subsequent system information being tampered with or causing a system crash.\nRefer to the \u0027Security Update for Multiple ASUS Motherboards\u0027 section on the ASUS Security Advisory for more information."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "Automatable": "NOT_DEFINED",
            "Recovery": "NOT_DEFINED",
            "Safety": "NOT_DEFINED",
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "LOCAL",
            "baseScore": 6.8,
            "baseSeverity": "MEDIUM",
            "exploitMaturity": "NOT_DEFINED",
            "privilegesRequired": "HIGH",
            "providerUrgency": "NOT_DEFINED",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
            "subIntegrityImpact": "NONE",
            "userInteraction": "NONE",
            "valueDensity": "NOT_DEFINED",
            "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N",
            "version": "4.0",
            "vulnAvailabilityImpact": "HIGH",
            "vulnConfidentialityImpact": "NONE",
            "vulnIntegrityImpact": "HIGH",
            "vulnerabilityResponseEffort": "NOT_DEFINED"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-822",
              "description": "CWE-822\uff1aUntrusted Pointer Dereference",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-10-27T02:01:00.588Z",
        "orgId": "54bf65a7-a193-42d2-b1ba-8e150d3c35e1",
        "shortName": "ASUS"
      },
      "references": [
        {
          "url": "https://www.asus.com/security-advisory"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "x_generator": {
        "engine": "Vulnogram 1.0.5"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "54bf65a7-a193-42d2-b1ba-8e150d3c35e1",
    "assignerShortName": "ASUS",
    "cveId": "CVE-2026-88781",
    "datePublished": "2026-10-27T02:01:00.588Z",
    "dateReserved": "2026-09-10T07:20:16.919Z",
    "dateUpdated": "2026-10-27T02:01:00.588Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}