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CVE-2014-3981

Estado: ModificadaBaja (3.3)—
Gravedad3.3Baja · CVSS 2.0
Probabilidad de explotación0.78 %mayor que el 55 % de las CVE
Explotación activaNono figura en el catálogo de CISA
Exploit públicoNo conocidosin código público localizado

acinclude.m4, utilizado en la secuencia de comandos de configuración en PHP 5.5.13 y anteriores, permite a usuarios locales sobrescribir archivos arbitrarios a través de un ataque de enlace simbólico sobre el archivo /tmp/phpglibccheck.

CVSS

Puntuación base
3.3
Versión
2.0
Vector
AV:L/AC:M/Au:N/C:N/I:P/A:P

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días
0.78 %
Percentil entre todas las CVEs puntuadas
55
Fecha de la puntuación
21/10/2026

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)

PHP — PHP

CWE

Referencias

Mostrar las 24 referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2014-3981",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 3.3,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:M/Au:N/C:N/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 4.9,
        "baseSeverity": "LOW",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 3.4,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2014-06-08T18:55:06.030",
  "references": [
    {
      "url": "http://git.php.net/?p=php-src.git%3Ba=commit%3Bh=91bcadd85e20e50d3f8c2e9721327681640e6f16",
      "source": "cve@mitre.org"
    },
    {
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    {
      "url": "https://bugs.php.net/bug.php?id=67390",
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    {
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    {
      "url": "http://git.php.net/?p=php-src.git%3Ba=commit%3Bh=91bcadd85e20e50d3f8c2e9721327681640e6f16",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
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      "tags": [
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    {
      "url": "http://marc.info/?l=bugtraq&m=141017844705317&w=2",
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    {
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    },
    {
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    },
    {
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    {
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      "tags": [
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    },
    {
      "url": "http://www.oracle.com/technetwork/topics/security/bulletinjan2015-2370101.html",
      "tags": [
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    },
    {
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      "tags": [
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        "Vendor Advisory"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1104978",
      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
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      "tags": [
        "Third Party Advisory"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-59"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "acinclude.m4, as used in the configure script in PHP 5.5.13 and earlier, allows local users to overwrite arbitrary files via a symlink attack on the /tmp/phpglibccheck file."
    },
    {
      "lang": "es",
      "value": "acinclude.m4, utilizado en la secuencia de comandos de configuración en PHP 5.5.13 y anteriores, permite a usuarios locales sobrescribir archivos arbitrarios a través de un ataque de enlace simbólico sobre el archivo /tmp/phpglibccheck."
    }
  ],
  "lastModified": "2026-06-17T00:09:14.660",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:php:php:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "388E0CDF-737F-437E-B4D9-1001E0651387",
              "versionEndExcluding": "5.3.29"
            },
            {
              "criteria": "cpe:2.3:a:php:php:*:*:*:*:*:*:*:*",
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              "matchCriteriaId": "AD052020-AA37-4F49-A0FE-EA99616C12C7",
              "versionEndExcluding": "5.4.30",
              "versionStartIncluding": "5.4.0"
            },
            {
              "criteria": "cpe:2.3:a:php:php:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "4ADC6057-9D35-4D87-B15D-F6F52A283464",
              "versionEndExcluding": "5.5.14",
              "versionStartIncluding": "5.5.0"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}