{
  "schemaVersion": 1,
  "attribution": [
    {
      "source": "CISA Known Exploited Vulnerabilities",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "licence": "US government work"
    },
    {
      "source": "GitHub Advisory Database",
      "url": "https://github.com/advisories",
      "licence": "CC BY 4.0"
    },
    {
      "source": "Have I Been Pwned",
      "url": "https://haveibeenpwned.com/",
      "licence": "CC BY 4.0"
    },
    {
      "source": "CVE Program (CVE records)",
      "url": "https://www.cve.org/Legal/TermsOfUse",
      "licence": "CVE Terms of Use",
      "notice": "Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation.",
      "terms": "CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy."
    },
    {
      "source": "FIRST EPSS",
      "url": "https://www.first.org/epss/",
      "licence": "free to use; FIRST requests attribution"
    }
  ],
  "record": {
    "id": "CVE-2024-47507",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2024-47507",
    "idYear": 2024,
    "status": "PUBLISHED",
    "publishedAt": "2024-10-11T15:38:16.861Z",
    "updatedAt": "2024-10-11T17:13:40.197Z",
    "importedAt": "2026-10-24T01:57:16.009Z",
    "snapshot": {
      "id": "cve_2026-10-24_midnight_baseline",
      "at": "2026-10-24T00:00:00.000Z",
      "source": "https://github.com/CVEProject/cvelistV5/releases/tag/cve_2026-10-24_0100Z"
    },
    "facts": {
      "title": "Junos OS and Junos OS Evolved: BGP update message containing aggregator attribute with an ASN value of zero (0) is accepted",
      "summary": "An Improper Check for Unusual or Exceptional Conditions vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated, network-based attacker to cause an integrity impact to the downstream devices.\n\nWhen a peer sends a BGP update message which contains the aggregator attribute with an ASN value of zero (0), rpd accepts and propagates this attribute, which can cause issues for downstream BGP peers receiving this.\n\n\n\nThis issue affects:\n\nJunos OS:\n\n\n\n  *  All versions before 21.4R3-S6,\n  *  22.2 versions before 22.2R3-S3,\n  *  22.4 versions before 22.4R3; \n\n\n\n\n\n\n\nJunos OS Evolved: \n\n\n\n  *  All versions before 21.4R3-S7-EVO,\n  *  22.2 versions before 22.2R3-S4-EVO,\n  *  22.4 versions before 22.4R3-EVO.",
      "affected": [
        {
          "vendor": "Juniper Networks",
          "product": "Junos OS",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "0",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "21.4R3-S6"
            },
            {
              "version": "22.2",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "22.2R3-S3"
            },
            {
              "version": "22.4",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "22.4R3"
            }
          ]
        },
        {
          "vendor": "Juniper Networks",
          "product": "Junos OS Evolved",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "0",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "21.4R3-S7-EVO"
            },
            {
              "version": "22.2",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "22.2R3-S4-EVO"
            },
            {
              "version": "22.4",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "22.4R3-EVO"
            }
          ]
        }
      ]
    }
  }
}