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CVE-2017-2300

Status: ModifiedHigh (7.5)—

On Juniper Networks SRX Series Services Gateways chassis clusters running Junos OS 12.1X46 prior to 12.1X46-D65, 12.3X48 prior to 12.3X48-D40, 12.3X48 prior to 12.3X48-D60, flowd daemon on the primary node of an SRX Series chassis cluster may crash and restart when attempting to synchronize a multicast session created via crafted multicast packets.

CVSS

Exploitation probability (EPSS)

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (1)

Juniper — Junos

CWEs

References

Raw JSON (NVD)

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{
  "id": "CVE-2017-2300",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": true,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.0",
          "baseScore": 7.5,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "sirt@juniper.net",
      "affectedData": [
        {
          "vendor": "Juniper Networks",
          "product": "Junos OS on SRX Series Services Gateways chassis cluster",
          "versions": [
            {
              "status": "affected",
              "version": "12.1X46 prior to 12.1X46-D65"
            },
            {
              "status": "affected",
              "version": "12.3X48 prior to 12.3X48-D40"
            },
            {
              "status": "affected",
              "version": "12.3X48 prior to 12.3X48-D60"
            }
          ]
        }
      ]
    }
  ],
  "published": "2017-05-30T14:29:00.597",
  "references": [
    {
      "url": "http://www.securityfocus.com/bid/95400",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "source": "sirt@juniper.net"
    },
    {
      "url": "http://www.securitytracker.com/id/1037597",
      "source": "sirt@juniper.net"
    },
    {
      "url": "https://kb.juniper.net/JSA10768",
      "tags": [
        "Mitigation",
        "Vendor Advisory"
      ],
      "source": "sirt@juniper.net"
    },
    {
      "url": "http://www.securityfocus.com/bid/95400",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securitytracker.com/id/1037597",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://kb.juniper.net/JSA10768",
      "tags": [
        "Mitigation",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "On Juniper Networks SRX Series Services Gateways chassis clusters running Junos OS 12.1X46 prior to 12.1X46-D65, 12.3X48 prior to 12.3X48-D40, 12.3X48 prior to 12.3X48-D60, flowd daemon on the primary node of an SRX Series chassis cluster may crash and restart when attempting to synchronize a multicast session created via crafted multicast packets."
    },
    {
      "lang": "es",
      "value": "En los clústeres de tipo chassis de dispositivos Juniper Networks SRX Series Services Gateways que ejecutan el sistema operativo versiones: Junos 12.1X46 anterior a 12.1X46-D65, 12.3X48 anterior a 12.3X48-D40 y12.3X48 anterior a 12.3X48-D60, el demonio flowd en el nodo principal del clúster, puede bloquearse y reiniciarse al intentar sincronizar una sesión multicast creada mediante paquetes multicast especialmente diseñados."
    }
  ],
  "lastModified": "2026-06-17T01:15:54.957",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:juniper:junos:*:d60:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "754DF870-327A-496A-898C-A7AC31333529",
              "versionEndIncluding": "12.1x46"
            },
            {
              "criteria": "cpe:2.3:o:juniper:junos:*:d35:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "586D4B84-7894-4A7A-87E7-E2D79C16896D",
              "versionEndIncluding": "12.3x48"
            },
            {
              "criteria": "cpe:2.3:o:juniper:junos:*:d50:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "FDDE6EEE-DCD2-4B64-BEF9-3A602D50546F",
              "versionEndIncluding": "12.3x48"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "sirt@juniper.net"
}