{
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        "metrics": [
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              "content": {
                "id": "CVE-2025-52949",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
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                "role": "CISA Coordinator",
                "timestamp": "2025-07-11T15:05:51.634973Z",
                "version": "2.0.3"
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              "type": "ssvc"
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        "providerMetadata": {
          "dateUpdated": "2025-07-11T15:05:58.938Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
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        "title": "CISA ADP Vulnrichment"
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    ],
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        {
          "defaultStatus": "unaffected",
          "product": "Junos OS",
          "vendor": "Juniper Networks",
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              "status": "affected",
              "version": "0",
              "versionType": "semver"
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            {
              "lessThan": "22.2R3-S7",
              "status": "affected",
              "version": "22.2",
              "versionType": "semver"
            },
            {
              "lessThan": "22.4R3-S7",
              "status": "affected",
              "version": "22.4",
              "versionType": "semver"
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            {
              "lessThan": "23.2R2-S4",
              "status": "affected",
              "version": "23.2",
              "versionType": "semver"
            },
            {
              "lessThan": "23.4R2-S5",
              "status": "affected",
              "version": "23.4",
              "versionType": "semver"
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            {
              "lessThan": "24.2R2-S1",
              "status": "affected",
              "version": "24.2",
              "versionType": "semver"
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            {
              "lessThan": "24.4R1-S3, 24.4R2",
              "status": "affected",
              "version": "24.4",
              "versionType": "semver"
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          "product": "Junos OS Evolved",
          "vendor": "Juniper Networks",
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              "version": "0",
              "versionType": "semver"
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              "version": "23.2-EVO",
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              "version": "23.4-EVO",
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              "version": "24.2-EVO",
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              "value": "This issue only affects systems configured for EVPN signaling.\u0026nbsp; For example:\u003cbr\u003e\u003cbr\u003e\u003ctt\u003e[protocols bgp family evpn signaling]\u003c/tt\u003e"
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          ],
          "value": "This issue only affects systems configured for EVPN signaling.\u00a0 For example:\n\n[protocols bgp family evpn signaling]"
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Juniper SIRT would like to acknowledge and thank Craig Dods from Meta\u2019s Infrastructure Security Engineering team for responsibly reporting this vulnerability."
        }
      ],
      "datePublic": "2025-07-09T16:00:00.000Z",
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              "value": "An Improper Handling of Length Parameter Inconsistency vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows a logically adjacent BGP peer sending a specifically malformed BGP packet to cause rpd to crash and restart, resulting in a Denial of Service (DoS). Continued receipt and processing of this packet will create a sustained Denial of Service (DoS) condition.\u003cbr\u003e\u003cbr\u003eOnly systems configured for Ethernet Virtual Private Networking (EVPN) signaling are vulnerable to this issue.\u0026nbsp;\u003cbr\u003e\u003cbr\u003eThis issue affects iBGP and eBGP, and both IPv4 and IPv6 are affected by this vulnerability.\u003cp\u003eThis issue affects:\u003c/p\u003e\u003cp\u003eJunos OS:\u0026nbsp;\u003c/p\u003e\u003cp\u003e\u003c/p\u003e\u003cul\u003e\u003cli\u003eall versions before 21.4R3-S11,\u0026nbsp;\u003c/li\u003e\u003cli\u003efrom 22.2 before 22.2R3-S7,\u0026nbsp;\u003c/li\u003e\u003cli\u003efrom 22.4 before 22.4R3-S7,\u0026nbsp;\u003c/li\u003e\u003cli\u003efrom 23.2 before 23.2R2-S4,\u0026nbsp;\u003c/li\u003e\u003cli\u003efrom 23.4 before 23.4R2-S5,\u0026nbsp;\u003c/li\u003e\u003cli\u003efrom 24.2 before 24.2R2-S1,\u0026nbsp;\u003c/li\u003e\u003cli\u003efrom 24.4 before 24.4R1-S3, 24.4R2;\u0026nbsp;\u003c/li\u003e\u003c/ul\u003e\u003cp\u003e\u003c/p\u003e\u003cp\u003eJunos OS Evolved:\u0026nbsp;\u003c/p\u003e\u003cp\u003e\u003c/p\u003e\u003cul\u003e\u003cli\u003eall versions before 22.2R3-S7-EVO,\u0026nbsp;\u003c/li\u003e\u003cli\u003efrom 22.4-EVO before 22.4R3-S7-EVO,\u0026nbsp;\u003c/li\u003e\u003cli\u003efrom 23.2-EVO before 23.2R2-S4-EVO,\u0026nbsp;\u003c/li\u003e\u003cli\u003efrom 23.4-EVO before 23.4R2-S5-EVO,\u0026nbsp;\u003c/li\u003e\u003cli\u003efrom 24.2-EVO before 24.2R2-S1-EVO,\u0026nbsp;\u003c/li\u003e\u003cli\u003efrom 24.4-EVO before 24.4R1-S3-EVO, 24.4R2-EVO.\u003c/li\u003e\u003c/ul\u003e\u003cp\u003e\u003c/p\u003e"
            }
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          "value": "An Improper Handling of Length Parameter Inconsistency vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows a logically adjacent BGP peer sending a specifically malformed BGP packet to cause rpd to crash and restart, resulting in a Denial of Service (DoS). Continued receipt and processing of this packet will create a sustained Denial of Service (DoS) condition.\n\nOnly systems configured for Ethernet Virtual Private Networking (EVPN) signaling are vulnerable to this issue.\u00a0\n\nThis issue affects iBGP and eBGP, and both IPv4 and IPv6 are affected by this vulnerability.This issue affects:\n\nJunos OS:\u00a0\n\n\n\n  *  all versions before 21.4R3-S11,\u00a0\n  *  from 22.2 before 22.2R3-S7,\u00a0\n  *  from 22.4 before 22.4R3-S7,\u00a0\n  *  from 23.2 before 23.2R2-S4,\u00a0\n  *  from 23.4 before 23.4R2-S5,\u00a0\n  *  from 24.2 before 24.2R2-S1,\u00a0\n  *  from 24.4 before 24.4R1-S3, 24.4R2;\u00a0\n\n\n\n\nJunos OS Evolved:\u00a0\n\n\n\n  *  all versions before 22.2R3-S7-EVO,\u00a0\n  *  from 22.4-EVO before 22.4R3-S7-EVO,\u00a0\n  *  from 23.2-EVO before 23.2R2-S4-EVO,\u00a0\n  *  from 23.4-EVO before 23.4R2-S5-EVO,\u00a0\n  *  from 24.2-EVO before 24.2R2-S1-EVO,\u00a0\n  *  from 24.4-EVO before 24.4R1-S3-EVO, 24.4R2-EVO."
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      "metrics": [
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            "attackComplexity": "LOW",
            "attackVector": "ADJACENT_NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
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            "scope": "UNCHANGED",
            "userInteraction": "NONE",
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            "providerUrgency": "AMBER",
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            "subConfidentialityImpact": "NONE",
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            "valueDensity": "CONCENTRATED",
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            "version": "4.0",
            "vulnAvailabilityImpact": "HIGH",
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            "vulnIntegrityImpact": "NONE",
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      "providerMetadata": {
        "dateUpdated": "2025-07-11T14:40:41.658Z",
        "orgId": "8cbe9d5a-a066-4c94-8978-4b15efeae968",
        "shortName": "juniper"
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      "references": [
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          "tags": [
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          "url": "https://supportportal.juniper.net/JSA100053"
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      "source": {
        "advisory": "JSA100053",
        "defect": [
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        "discovery": "EXTERNAL"
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      "title": "Junos OS and Junos OS Evolved: In an EVPN environment, receipt of specifically malformed BGP update causes RPD crash",
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    "assignerShortName": "juniper",
    "cveId": "CVE-2025-52949",
    "datePublished": "2025-07-11T14:40:41.658Z",
    "dateReserved": "2025-06-23T13:16:01.408Z",
    "dateUpdated": "2025-07-11T15:05:58.938Z",
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