cve-2023-40100
Vulnerability from cvelistv5
Published
2024-02-15 22:31
Modified
2024-08-28 18:56
Summary
In discovery_thread of Dns64Configuration.cpp, there is a possible memory corruption due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
Impacted products
Vendor Product Version
Show details on NVD website


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            "url": "https://android.googlesource.com/platform/packages/modules/DnsResolver/+/8e1561fb603fdaec15798372f865fb1750537f4f"
          },
          {
            "tags": [
              "x_transferred"
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            "url": "https://source.android.com/security/bulletin/2023-11-01"
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        ],
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      {
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          {
            "cpes": [
              "cpe:2.3:o:google:android:11.0:-:*:*:*:*:*:*",
              "cpe:2.3:o:google:android:12.0:-:*:*:*:*:*:*",
              "cpe:2.3:o:google:android:12l:*:*:*:*:*:*:*",
              "cpe:2.3:o:google:android:13.0:-:*:*:*:*:*:*",
              "cpe:2.3:o:google:android:14.0:*:*:*:*:*:*:*"
            ],
            "defaultStatus": "unknown",
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            "vendor": "google",
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              {
                "status": "affected",
                "version": "13.0"
              },
              {
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                "version": "14.0"
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            ]
          }
        ],
        "metrics": [
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            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "LOCAL",
              "availabilityImpact": "HIGH",
              "baseScore": 8.4,
              "baseSeverity": "HIGH",
              "confidentialityImpact": "HIGH",
              "integrityImpact": "HIGH",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
              "version": "3.1"
            }
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          {
            "other": {
              "content": {
                "id": "CVE-2023-40100",
                "options": [
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                  },
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                "role": "CISA Coordinator",
                "timestamp": "2024-03-05T22:00:31.407991Z",
                "version": "2.0.3"
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        "problemTypes": [
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            "descriptions": [
              {
                "cweId": "CWE-416",
                "description": "CWE-416 Use After Free",
                "lang": "en",
                "type": "CWE"
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        "providerMetadata": {
          "dateUpdated": "2024-08-28T18:56:23.409Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
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        "title": "CISA ADP Vulnrichment"
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    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Android",
          "vendor": "Google",
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      "descriptions": [
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          "lang": "en",
          "value": "In discovery_thread of Dns64Configuration.cpp, there is a possible memory corruption due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Elevation of privilege",
              "lang": "en"
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      "providerMetadata": {
        "dateUpdated": "2024-02-15T22:31:14.672Z",
        "orgId": "baff130e-b8d5-4e15-b3d3-c3cf5d5545c6",
        "shortName": "google_android"
      },
      "references": [
        {
          "url": "https://android.googlesource.com/platform/packages/modules/DnsResolver/+/8e1561fb603fdaec15798372f865fb1750537f4f"
        },
        {
          "url": "https://source.android.com/security/bulletin/2023-11-01"
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  "cveMetadata": {
    "assignerOrgId": "baff130e-b8d5-4e15-b3d3-c3cf5d5545c6",
    "assignerShortName": "google_android",
    "cveId": "CVE-2023-40100",
    "datePublished": "2024-02-15T22:31:14.672Z",
    "dateReserved": "2023-08-09T02:29:30.483Z",
    "dateUpdated": "2024-08-28T18:56:23.409Z",
    "state": "PUBLISHED"
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  }
}


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