NN-2023:7-01

Vulnerability from csaf_nozominetworks - Published: 2023-08-09 11:00 - Updated: 2024-09-19 11:00
Summary
DoS via SAML configuration in Guardian/CMC before 22.6.2
Severity
Medium
Notes
Risk Level for Nozomi customers: Medium
CVE-2023-23903
4.9 (Medium)
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
CWE-1286 - Improper Validation of Syntactic Correctness of Input
Mitigation Use internal firewall features to limit access to the web management interface.
Vendor Fix Upgrade to v22.6.2 or later.
References
Acknowledgments
Nozomi Networks Product Security team Stefano Libero
To clipboard 

{
  "document": {
    "aggregate_severity": {
      "text": "MEDIUM"
    },
    "category": "csaf_vex",
    "csaf_version": "2.0",
    "distribution": {
      "tlp": {
        "label": "WHITE"
      }
    },
    "lang": "en-US",
    "notes": [
      {
        "category": "other",
        "text": "Medium",
        "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 via SAML configuration in Guardian/CMC before 22.6.2",
    "tracking": {
      "aliases": [
        "CVE-2023-23903"
      ],
      "current_release_date": "2024-09-19T11:00:00.000Z",
      "id": "NN-2023:7-01",
      "initial_release_date": "2023-08-09T11:00:00.000Z",
      "revision_history": [
        {
          "date": "2023-08-09T11:00:00.000Z",
          "number": "1",
          "summary": "Initial revision"
        },
        {
          "date": "2023-09-04T11:00:00.000Z",
          "number": "2",
          "summary": "Minor updates to format and metadata to improve the CSAF implementation"
        },
        {
          "date": "2023-11-13T11:00:00.000Z",
          "number": "3",
          "summary": "Migrated to CSAF VEX format"
        },
        {
          "date": "2023-11-16T11:00:00.000Z",
          "number": "4",
          "summary": "CSAF vers improvements"
        },
        {
          "date": "2024-05-20T11:00:00.000Z",
          "number": "5",
          "summary": "Added CVSS v4.0 scoring where applicable"
        },
        {
          "date": "2024-09-19T11:00:00.000Z",
          "number": "6",
          "summary": "Revised CWE mapping"
        }
      ],
      "status": "final",
      "version": "6"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "vers:gem/\u003c22.6.2",
                "product": {
                  "name": "Nozomi Networks Guardian \u003c22.6.2",
                  "product_id": "CSAFPID-0001"
                }
              },
              {
                "category": "product_version",
                "name": "22.6.2",
                "product": {
                  "name": "Nozomi Networks Guardian 22.6.2",
                  "product_id": "CSAFPID-0002"
                }
              }
            ],
            "category": "product_name",
            "name": "Guardian"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "vers:gem/\u003c22.6.2",
                "product": {
                  "name": "Nozomi Networks CMC \u003c22.6.2",
                  "product_id": "CSAFPID-0003"
                }
              },
              {
                "category": "product_version",
                "name": "22.6.2",
                "product": {
                  "name": "Nozomi Networks CMC 22.6.2",
                  "product_id": "CSAFPID-0004"
                }
              }
            ],
            "category": "product_name",
            "name": "CMC"
          }
        ],
        "category": "vendor",
        "name": "Nozomi Networks"
      }
    ]
  },
  "vulnerabilities": [
    {
      "acknowledgments": [
        {
          "names": [
            "Stefano Libero"
          ],
          "organization": "Nozomi Networks Product Security team",
          "summary": "finding this issue during a scheduled internal VAPT testing session"
        }
      ],
      "cve": "CVE-2023-23903",
      "cwe": {
        "id": "CWE-1286",
        "name": "Improper Validation of Syntactic Correctness of Input"
      },
      "discovery_date": "2023-08-09T11:00:00.000Z",
      "ids": [
        {
          "system_name": "Nozomi Networks Security Advisory ID",
          "text": "NN-2023:7-01"
        }
      ],
      "notes": [
        {
          "category": "summary",
          "text": "An authenticated administrator can upload a SAML configuration file with the wrong format, with the application not checking the correct file format. Every subsequent application request will return an error.",
          "title": "Vulnerability summary"
        }
      ],
      "product_status": {
        "fixed": [
          "CSAFPID-0002",
          "CSAFPID-0004"
        ],
        "known_affected": [
          "CSAFPID-0001",
          "CSAFPID-0003"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "Mitre CVE entry",
          "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-23903"
        },
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://security.nozominetworks.com/csaf/2023/nn-2023_7-01.json"
        },
        {
          "category": "self",
          "summary": "Human-readable advisory.",
          "url": "https://security.nozominetworks.com/NN-2023:7-01"
        }
      ],
      "remediations": [
        {
          "category": "mitigation",
          "details": "Use internal firewall features to limit access to the web management interface.",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0003"
          ]
        },
        {
          "category": "vendor_fix",
          "details": "Upgrade to v22.6.2 or later.",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0003"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 4.9,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "products": [
            "CSAFPID-0001",
            "CSAFPID-0003"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "The whole application in rendered unusable until a console intervention."
        }
      ],
      "title": "DoS via SAML configuration in Guardian/CMC before 22.6.2"
    }
  ]
}


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