FKIE_CVE-2020-24383

Vulnerability from fkie_nvd - Published: 2020-12-11 23:15 - Updated: 2024-11-21 05:14
Severity ?
9.1 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Summary
An issue was discovered in FNET through 4.6.4. The code for processing resource records in mDNS queries doesn't check for proper '\0' termination of the resource record name string, leading to an out-of-bounds read, and potentially causing information leak or Denial-or-Service.
References
cve@mitre.orghttps://us-cert.cisa.gov/ics/advisories/icsa-20-343-01Third Party Advisory, US Government Resource
cve@mitre.orghttps://www.kb.cert.org/vuls/id/815128Third Party Advisory, US Government Resource
af854a3a-2127-422b-91ae-364da2661108https://us-cert.cisa.gov/ics/advisories/icsa-20-343-01Third Party Advisory, US Government Resource
af854a3a-2127-422b-91ae-364da2661108https://www.kb.cert.org/vuls/id/815128Third Party Advisory, US Government Resource
Impacted products
Vendor Product Version
butok fnet *
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:butok:fnet:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "F8E2831C-6C9A-4130-8993-2E5DF9F8F6F3",
              "versionEndIncluding": "4.6.4",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "An issue was discovered in FNET through 4.6.4. The code for processing resource records in mDNS queries doesn\u0027t check for proper \u0027\\0\u0027 termination of the resource record name string, leading to an out-of-bounds read, and potentially causing information leak or Denial-or-Service."
    },
    {
      "lang": "es",
      "value": "Se detect\u00f3 un problema en FNET versiones hasta 4.6.4.\u0026#xa0;El c\u00f3digo para procesar registros de recursos en consultas mDNS no verifica la terminaci\u00f3n \"\\0\" apropiada de la cadena del nombre del registro de recursos, lo que conlleva a una lectura fuera de l\u00edmites y puede causar un filtrado de informaci\u00f3n o una denegaci\u00f3n de servicio"
    }
  ],
  "id": "CVE-2020-24383",
  "lastModified": "2024-11-21T05:14:42.670",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 6.4,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 4.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 9.1,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.2,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2020-12-11T23:15:14.213",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory",
        "US Government Resource"
      ],
      "url": "https://us-cert.cisa.gov/ics/advisories/icsa-20-343-01"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory",
        "US Government Resource"
      ],
      "url": "https://www.kb.cert.org/vuls/id/815128"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory",
        "US Government Resource"
      ],
      "url": "https://us-cert.cisa.gov/ics/advisories/icsa-20-343-01"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory",
        "US Government Resource"
      ],
      "url": "https://www.kb.cert.org/vuls/id/815128"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-125"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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