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CVE-2012-2114

Estado: ModificadaAlta (7.5)—

Stack-based buffer overflow in fprintf in musl before 0.8.8 and earlier allows context-dependent attackers to cause a denial of service (crash) or possibly execute arbitrary code via a long string to an unbuffered stream such as stderr.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Etalabs — Musl

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2012-2114",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 7.5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
    {
      "source": "secalert@redhat.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2012-08-31T22:55:01.623",
  "references": [
    {
      "url": "http://www.etalabs.net/musl/download.html",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.openwall.com/lists/musl/2012/04/17/1",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2012/04/18/5",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2012/04/18/6",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.securityfocus.com/bid/53144",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.etalabs.net/musl/download.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.openwall.com/lists/musl/2012/04/17/1",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2012/04/18/5",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2012/04/18/6",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/bid/53144",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-119"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Stack-based buffer overflow in fprintf in musl before 0.8.8 and earlier allows context-dependent attackers to cause a denial of service (crash) or possibly execute arbitrary code via a long string to an unbuffered stream such as stderr."
    },
    {
      "lang": "es",
      "value": "Desbordamiento de búfer basado en pila en fprintf de musl anteriores a v0.8.8 permite a atacantes dependientes del contexto provocar una denegación del servicio (caída de la aplicación) o probablmente ejecutar código de su elección mediante una cadena de caracteres larga en una transmisión sin búfer como puede ser stderr."
    }
  ],
  "lastModified": "2026-06-16T23:41:01.210",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:etalabs:musl:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "934D9EA4-4AB6-4A5E-8F99-4B8D1A5026B6",
              "versionEndIncluding": "0.8.8"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "secalert@redhat.com"
}