{
  "GSD": {
    "alias": "CVE-2023-38406",
    "id": "GSD-2023-38406"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2023-38406"
      ],
      "details": "bgpd/bgp_flowspec.c in FRRouting (FRR) before 8.4.3 mishandles an nlri length of zero, aka a \"flowspec overflow.\"",
      "id": "GSD-2023-38406",
      "modified": "2023-12-13T01:20:35.742902Z",
      "schema_version": "1.4.0"
    }
  },
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        "ID": "CVE-2023-38406",
        "STATE": "PUBLIC"
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      "affects": {
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                    "product_name": "n/a",
                    "version": {
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                          "version_value": "n/a"
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            "value": "bgpd/bgp_flowspec.c in FRRouting (FRR) before 8.4.3 mishandles an nlri length of zero, aka a \"flowspec overflow.\""
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        ]
      },
      "problemtype": {
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                "lang": "eng",
                "value": "n/a"
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      "references": {
        "reference_data": [
          {
            "name": "https://github.com/FRRouting/frr/pull/12884",
            "refsource": "MISC",
            "url": "https://github.com/FRRouting/frr/pull/12884"
          },
          {
            "name": "https://github.com/FRRouting/frr/compare/frr-8.4.2...frr-8.4.3",
            "refsource": "MISC",
            "url": "https://github.com/FRRouting/frr/compare/frr-8.4.2...frr-8.4.3"
          },
          {
            "name": "[debian-lts-announce] 20240428 [SECURITY] [DLA 3797-1] frr security update",
            "refsource": "MLIST",
            "url": "https://lists.debian.org/debian-lts-announce/2024/04/msg00019.html"
          }
        ]
      }
    },
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      "cve": {
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            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:frrouting:frrouting:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "CC98427F-FE09-4910-9234-1D94CACBE002",
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        "descriptions": [
          {
            "lang": "en",
            "value": "bgpd/bgp_flowspec.c in FRRouting (FRR) before 8.4.3 mishandles an nlri length of zero, aka a \"flowspec overflow.\""
          },
          {
            "lang": "es",
            "value": "bgpd/bgp_flowspec.c en FRRouting (FRR) anterior a 8.4.3 maneja mal una longitud nlri de cero, tambi\u00e9n conocido como \"flowspec overflow\"."
          }
        ],
        "id": "CVE-2023-38406",
        "lastModified": "2024-04-28T07:15:08.367",
        "metrics": {
          "cvssMetricV31": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "HIGH",
                "baseScore": 9.8,
                "baseSeverity": "CRITICAL",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "HIGH",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
                "version": "3.1"
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        },
        "published": "2023-11-06T06:15:40.850",
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          {
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            "tags": [
              "Patch"
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            "url": "https://github.com/FRRouting/frr/compare/frr-8.4.2...frr-8.4.3"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
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              "Patch"
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            "url": "https://lists.debian.org/debian-lts-announce/2024/04/msg00019.html"
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        "vulnStatus": "Modified",
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                "lang": "en",
                "value": "CWE-755"
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}