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CVE-2013-4476

Estado: ModificadaBaja (1.2)—

Samba 4.0.x before 4.0.11 and 4.1.x before 4.1.1, when LDAP or HTTP is provided over SSL, uses world-readable permissions for a private key, which allows local users to obtain sensitive information by reading the key file, as demonstrated by access to the local filesystem on an AD domain controller.

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)

Samba — Samba

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2013-4476",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 1.2,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:H/Au:N/C:P/I:N/A:N",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "HIGH",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "LOW",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 1.9,
        "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": "2013-11-13T15:55:03.517",
  "references": [
    {
      "url": "http://lists.opensuse.org/opensuse-updates/2013-11/msg00083.html",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://lists.opensuse.org/opensuse-updates/2013-12/msg00088.html",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://security.gentoo.org/glsa/glsa-201502-15.xml",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.samba.org/samba/history/samba-4.0.11.html",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.samba.org/samba/history/samba-4.1.1.html",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.samba.org/samba/security/CVE-2013-4476",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://lists.opensuse.org/opensuse-updates/2013-11/msg00083.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://lists.opensuse.org/opensuse-updates/2013-12/msg00088.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://security.gentoo.org/glsa/glsa-201502-15.xml",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.samba.org/samba/history/samba-4.0.11.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.samba.org/samba/history/samba-4.1.1.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.samba.org/samba/security/CVE-2013-4476",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-310"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Samba 4.0.x before 4.0.11 and 4.1.x before 4.1.1, when LDAP or HTTP is provided over SSL, uses world-readable permissions for a private key, which allows local users to obtain sensitive information by reading the key file, as demonstrated by access to the local filesystem on an AD domain controller."
    },
    {
      "lang": "es",
      "value": "Samba 4.0.x anteriores a 4.0.11 y 4.1.x anteriores a 4.1.1, cuando LDAP o HTTP se proporcionan sobre SSL, utilizan permisos de lectura globales para una clave privada, lo cual permite a ususarios locales obtener información sensible mediante la lectura del fichero de la clave, como demostrado al acceder al sistema de ficheros local en un controlador de dominio AD."
    }
  ],
  "lastModified": "2026-06-16T23:57:17.880",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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              "vulnerable": true,
              "matchCriteriaId": "0DEEFFF7-DF7C-4641-81A9-1CD64DC29DEC"
            },
            {
              "criteria": "cpe:2.3:a:samba:samba:4.0.1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "2855B3F6-49B6-4D25-BEAC-4D1797D1E100"
            },
            {
              "criteria": "cpe:2.3:a:samba:samba:4.0.2:*:*:*:*:*:*:*",
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              "matchCriteriaId": "6C1F1993-70A2-4104-85AF-3BECB330AB24"
            },
            {
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              "vulnerable": true,
              "matchCriteriaId": "E955458C-8F5C-4D55-9F78-9E1CB4416F10"
            },
            {
              "criteria": "cpe:2.3:a:samba:samba:4.0.4:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "866FF7AC-19EA-49E7-B423-9FF57839B580"
            },
            {
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              "vulnerable": true,
              "matchCriteriaId": "2A1A64C7-B039-4724-B06C-EAC898EB3B73"
            },
            {
              "criteria": "cpe:2.3:a:samba:samba:4.0.6:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "C572E25A-4B44-426D-B637-292A08766D7F"
            },
            {
              "criteria": "cpe:2.3:a:samba:samba:4.0.7:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "6D96D806-ED52-4010-9F5F-F84E33C245D2"
            },
            {
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              "vulnerable": true,
              "matchCriteriaId": "643FC7D2-FC39-43FA-99E6-805553FE1DCB"
            },
            {
              "criteria": "cpe:2.3:a:samba:samba:4.0.9:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "E2B95519-0C9D-473C-912D-E350106DC4CD"
            },
            {
              "criteria": "cpe:2.3:a:samba:samba:4.0.10:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "DC603E1A-7882-45F0-9E8D-157F191C0FD3"
            },
            {
              "criteria": "cpe:2.3:a:samba:samba:4.1.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "6CB9C10B-284E-48CD-A524-1A6BF828AED9"
            }
          ],
          "operator": "OR"
        }
      ]
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  ],
  "sourceIdentifier": "secalert@redhat.com"
}