FKIE_CVE-2023-30421

Vulnerability from fkie_nvd - Published: 2025-04-19 22:15 - Updated: 2025-04-21 14:23
Severity ?
2.9 (Low) - CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
Summary
mystrtod in mjson 1.2.7 requires more than a billion iterations during processing of certain digit strings such as 8891110122900e913013935755114.
References
cve@mitre.orghttps://github.com/boofish/json_bugs/blob/main/mjson
cve@mitre.orghttps://github.com/cesanta/mjson/releases
Impacted products
Vendor Product Version
To clipboard 

{
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "mystrtod in mjson 1.2.7 requires more than a billion iterations during processing of certain digit strings such as 8891110122900e913013935755114."
    },
    {
      "lang": "es",
      "value": "mystrtod en mjson 1.2.7 requiere m\u00e1s de mil millones de iteraciones durante el procesamiento de ciertas cadenas de d\u00edgitos como 8891110122900e913013935755114."
    }
  ],
  "id": "CVE-2023-30421",
  "lastModified": "2025-04-21T14:23:45.950",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "LOCAL",
          "availabilityImpact": "LOW",
          "baseScore": 2.9,
          "baseSeverity": "LOW",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L",
          "version": "3.1"
        },
        "exploitabilityScore": 1.4,
        "impactScore": 1.4,
        "source": "cve@mitre.org",
        "type": "Secondary"
      }
    ]
  },
  "published": "2025-04-19T22:15:14.240",
  "references": [
    {
      "source": "cve@mitre.org",
      "url": "https://github.com/boofish/json_bugs/blob/main/mjson"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://github.com/cesanta/mjson/releases"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Awaiting Analysis",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-407"
        }
      ],
      "source": "cve@mitre.org",
      "type": "Secondary"
    }
  ]
}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.