NN-2023:7-01

Vulnerability from csaf_nozominetworks - Published: 2023-08-09 11:00 - Updated: 2023-11-16 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-20 - Improper Input Validation
Affected products
Product Identifier Version Remediation
Nozomi Networks Guardian 22.6.2
Nozomi Networks / Guardian
 22.6.2
Nozomi Networks CMC 22.6.2
Nozomi Networks / CMC
 22.6.2
Product Identifier Version Remediation
Nozomi Networks Guardian <22.6.2
Nozomi Networks / Guardian
 vers:gem/<22.6.2
Mitigation
Vendor Fix
Nozomi Networks CMC <22.6.2
Nozomi Networks / CMC
 vers:gem/<22.6.2
Mitigation
Vendor Fix
Threats
Impact The whole application in rendered unusable until a console intervention.
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": "2023-11-16T11:00:00.000Z",
      "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"
        }
      ],
      "status": "final",
      "version": "4"
    }
  },
  "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-20",
        "name": "Improper Input Validation"
      },
      "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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