{
  "document": {
    "aggregate_severity": {
      "text": "HIGH"
    },
    "category": "csaf_vex",
    "csaf_version": "2.0",
    "distribution": {
      "tlp": {
        "label": "WHITE"
      }
    },
    "lang": "en-US",
    "notes": [
      {
        "category": "other",
        "text": "High",
        "title": "Risk Level for Nozomi customers"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "Nozomi Networks Product Security team can be reached at prodsec@nozominetworks.com",
      "name": "Nozomi Networks Product Security",
      "namespace": "https://security.nozominetworks.com/psirt"
    },
    "title": "DoS on IDS parsing of malformed asset fields in Guardian/CMC \u003e= 22.6.0 before 22.6.3 and 23.1.0",
    "tracking": {
      "aliases": [
        "CVE-2023-32649"
      ],
      "current_release_date": "2024-09-19T11:00:00.000Z",
      "id": "NN-2023:10-01",
      "initial_release_date": "2023-09-18T11:00:00.000Z",
      "revision_history": [
        {
          "date": "2023-09-18T11:00:00.000Z",
          "number": "1",
          "summary": "Initial revision"
        },
        {
          "date": "2023-11-13T11:00:00.000Z",
          "number": "2",
          "summary": "Migrated to CSAF VEX format"
        },
        {
          "date": "2023-11-16T11:00:00.000Z",
          "number": "3",
          "summary": "CSAF vers improvements"
        },
        {
          "date": "2024-05-20T11:00:00.000Z",
          "number": "4",
          "summary": "Added CVSS v4.0 scoring where applicable"
        },
        {
          "date": "2024-09-19T11:00:00.000Z",
          "number": "5",
          "summary": "Revised CWE mapping"
        }
      ],
      "status": "final",
      "version": "5"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "vers:gem/\u003e=22.6.0|\u003c22.6.3",
                "product": {
                  "name": "Nozomi Networks Guardian \u003e=22.6.0|\u003c22.6.3",
                  "product_id": "CSAFPID-0001"
                }
              },
              {
                "category": "product_version_range",
                "name": "vers:gem/\u003e=23.0.0|\u003c23.1.0",
                "product": {
                  "name": "Nozomi Networks Guardian \u003e=23.0.0|\u003c23.1.0",
                  "product_id": "CSAFPID-0002"
                }
              },
              {
                "category": "product_version",
                "name": "22.6.3",
                "product": {
                  "name": "Nozomi Networks Guardian 22.6.3",
                  "product_id": "CSAFPID-0003"
                }
              },
              {
                "category": "product_version",
                "name": "23.1.0",
                "product": {
                  "name": "Nozomi Networks Guardian 23.1.0",
                  "product_id": "CSAFPID-0004"
                }
              }
            ],
            "category": "product_name",
            "name": "Guardian"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "vers:gem/\u003e=22.6.0|\u003c22.6.3",
                "product": {
                  "name": "Nozomi Networks CMC \u003e=22.6.0|\u003c22.6.3",
                  "product_id": "CSAFPID-0005"
                }
              },
              {
                "category": "product_version_range",
                "name": "vers:gem/\u003e=23.0.0|\u003c23.1.0",
                "product": {
                  "name": "Nozomi Networks CMC \u003e=23.0.0|\u003c23.1.0",
                  "product_id": "CSAFPID-0006"
                }
              },
              {
                "category": "product_version",
                "name": "22.6.3",
                "product": {
                  "name": "Nozomi Networks CMC 22.6.3",
                  "product_id": "CSAFPID-0007"
                }
              },
              {
                "category": "product_version",
                "name": "23.1.0",
                "product": {
                  "name": "Nozomi Networks CMC 23.1.0",
                  "product_id": "CSAFPID-0008"
                }
              }
            ],
            "category": "product_name",
            "name": "CMC"
          }
        ],
        "category": "vendor",
        "name": "Nozomi Networks"
      }
    ]
  },
  "vulnerabilities": [
    {
      "acknowledgments": [
        {
          "organization": "Nozomi Networks",
          "summary": "finding this issue during an internal investigation"
        }
      ],
      "cve": "CVE-2023-32649",
      "cwe": {
        "id": "CWE-1286",
        "name": "Improper Validation of Syntactic Correctness of Input"
      },
      "discovery_date": "2023-09-18T11:00:00.000Z",
      "ids": [
        {
          "system_name": "Nozomi Networks Security Advisory ID",
          "text": "NN-2023:10-01"
        }
      ],
      "notes": [
        {
          "category": "summary",
          "text": "A Denial of Service (Dos) vulnerability in Nozomi Networks Guardian and CMC, due to improper input validation in certain fields used in the Asset Intelligence functionality of our IDS, allows an unauthenticated attacker to crash the IDS module by sending specially crafted malformed network packets.",
          "title": "Vulnerability summary"
        }
      ],
      "product_status": {
        "fixed": [
          "CSAFPID-0003",
          "CSAFPID-0004",
          "CSAFPID-0007",
          "CSAFPID-0008"
        ],
        "known_affected": [
          "CSAFPID-0001",
          "CSAFPID-0002",
          "CSAFPID-0005",
          "CSAFPID-0006"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "Mitre CVE entry",
          "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-32649"
        },
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://security.nozominetworks.com/csaf/2023/nn-2023_10-01.json"
        },
        {
          "category": "self",
          "summary": "Human-readable advisory.",
          "url": "https://security.nozominetworks.com/NN-2023:10-01"
        }
      ],
      "remediations": [
        {
          "category": "mitigation",
          "details": "N/A. It is recommended to monitor the IDS log to check for abnormal stops and restarts.",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0005",
            "CSAFPID-0006"
          ]
        },
        {
          "category": "vendor_fix",
          "details": "Upgrade to v22.6.3, v23.1.0 or later.",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0005",
            "CSAFPID-0006"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "products": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0005",
            "CSAFPID-0006"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "During the (limited) time window before the IDS module is automatically restarted, network traffic may not be analyzed."
        }
      ],
      "title": "DoS on IDS parsing of malformed asset fields in Guardian/CMC \u003e= 22.6.0 before 22.6.3 and 23.1.0"
    }
  ]
}