FKIE_CVE-2023-51394

Vulnerability from fkie_nvd - Published: 2024-02-23 20:15 - Updated: 2026-06-17 06:40
Severity
5.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
High traffic environments may result in NULL Pointer Dereference vulnerability in Silicon Labs's Ember ZNet SDK before v7.4.0, causing a system crash.
References
product-security@silabs.comhttps://community.silabs.com/068Vm000001NL4uPermissions Required
af854a3a-2127-422b-91ae-364da2661108https://community.silabs.com/068Vm000001NL4uPermissions Required
Impacted products
Vendor Product Version
silabs emberznet *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "packageName": "Ember ZNet SDK",
          "platforms": [
            "32 bit",
            "ARM"
          ],
          "product": "Ember ZNet SDK",
          "repo": "https://github.com/SiliconLabs/gecko_sdk/releases",
          "vendor": "silabs.com",
          "versions": [
            {
              "lessThan": "7.4.0",
              "status": "affected",
              "version": "0",
              "versionType": "7.4.x"
            }
          ]
        }
      ],
      "source": "product-security@silabs.com"
    },
    {
      "affectedData": [
        {
          "cpes": [
            "cpe:2.3:a:silabs:emberznet_sdk:*:*:*:*:*:*:*:*"
          ],
          "defaultStatus": "unknown",
          "product": "emberznet_sdk",
          "vendor": "silabs",
          "versions": [
            {
              "lessThan": "7.4.0",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:silabs:emberznet:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "4302C76B-4600-4188-9A73-77BEAE036F47",
              "versionEndExcluding": "7.4.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "High traffic environments may result in NULL Pointer Dereference vulnerability in Silicon Labs\u0027s Ember ZNet SDK before v7.4.0, causing a system crash."
    },
    {
      "lang": "es",
      "value": "Los entornos de mucho tr\u00e1fico pueden provocar una vulnerabilidad de desreferencia de puntero NULL en el SDK Ember ZNet de Silicon Labs anterior a la versi\u00f3n 7.4.0, lo que provoca un fallo del sistema."
    }
  ],
  "id": "CVE-2023-51394",
  "lastModified": "2026-06-17T06:40:52.290",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "LOW",
          "baseScore": 5.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 1.4,
        "source": "product-security@silabs.com",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2023-51394",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2024-02-26T15:58:43.725239Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2024-02-23T20:15:51.880",
  "references": [
    {
      "source": "product-security@silabs.com",
      "tags": [
        "Permissions Required"
      ],
      "url": "https://community.silabs.com/068Vm000001NL4u"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Permissions Required"
      ],
      "url": "https://community.silabs.com/068Vm000001NL4u"
    }
  ],
  "sourceIdentifier": "product-security@silabs.com",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-476"
        }
      ],
      "source": "product-security@silabs.com",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-476"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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