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CVE-2015-3308

Estado: ModificadaAlta (7.5)—

Double free vulnerability in lib/x509/x509_ext.c in GnuTLS before 3.3.14 allows remote attackers to cause a denial of service or possibly have unspecified other impact via a crafted CRL distribution point.

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 (2)

Canonical — Ubuntu LinuxGNU — Gnutls

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2015-3308",
  "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": [
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      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2015-09-02T14:59:01.873",
  "references": [
    {
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155101.html",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.gnutls.org/security.html#GNUTLS-SA-2015-4",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2015/04/15/6",
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    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2015/04/16/6",
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    },
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      "source": "cve@mitre.org"
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      "url": "http://www.securitytracker.com/id/1033774",
      "source": "cve@mitre.org"
    },
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    {
      "url": "http://www.ubuntu.com/usn/USN-2727-1",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
      "url": "https://gitlab.com/gnutls/gnutls/commit/053ae65403216acdb0a4e78b25ad66ee9f444f02",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://gitlab.com/gnutls/gnutls/commit/d6972be33264ecc49a86cd0958209cd7363af1e9",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://security.gentoo.org/glsa/201506-03",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Double free vulnerability in lib/x509/x509_ext.c in GnuTLS before 3.3.14 allows remote attackers to cause a denial of service or possibly have unspecified other impact via a crafted CRL distribution point."
    },
    {
      "lang": "es",
      "value": "Vulnerabilidad de liberación doble en lib/x509/x509_ext.c en GnuTLS en versiones anteriores a 3.3.14, permite a atacantes remotos causar una denegación de servicio o posiblemente tener otro impacto no especificado a través de un punto de distribución CRL manipulado."
    }
  ],
  "lastModified": "2026-06-17T00:25:42.650",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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              "vulnerable": true,
              "matchCriteriaId": "5478C220-2E5A-4340-99FD-1EFB184FF437",
              "versionEndIncluding": "3.3.13"
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          "operator": "OR"
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  "evaluatorComment": "<a href=\"http://cwe.mitre.org/data/definitions/415.html\">CWE-415: Double Free</a>",
  "sourceIdentifier": "cve@mitre.org"
}