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CVE-2013-4420

Estado: ModificadaMedia (5.8)—

Multiple directory traversal vulnerabilities in the (1) tar_extract_glob and (2) tar_extract_all functions in libtar 1.2.20 and earlier allow remote attackers to overwrite arbitrary files via a .. (dot dot) in a crafted tar file.

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)

Feep — Libtar

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2013-4420",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 5.8,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/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": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
        "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": "2014-02-20T16:55:05.250",
  "references": [
    {
      "url": "http://www.debian.org/security/2014/dsa-2863",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=731860",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://lists.feep.net:8080/pipermail/libtar/2014-February/000403.html",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.debian.org/security/2014/dsa-2863",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=731860",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://lists.feep.net:8080/pipermail/libtar/2014-February/000403.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-22"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Multiple directory traversal vulnerabilities in the (1) tar_extract_glob and (2) tar_extract_all functions in libtar 1.2.20 and earlier allow remote attackers to overwrite arbitrary files via a .. (dot dot) in a crafted tar file."
    },
    {
      "lang": "es",
      "value": "Múltiples vulnerabilidades de salto de directorio en las funciones (1) tar_extract_glob y (2) tar_extract_all en libtar 1.2.20 y anteriores permiten a atacantes remotos sobreescribir archivos arbitrarios a través de un .. (punto punto) en un archivo TAR manipulado."
    }
  ],
  "lastModified": "2026-06-16T23:57:11.853",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:feep:libtar:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "7908BED9-25A3-4E8B-852D-EAC8D75745C2",
              "versionEndIncluding": "1.2.20"
            },
            {
              "criteria": "cpe:2.3:a:feep:libtar:1.2.11:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "17D20697-E839-434B-A12A-6C09A8F2D79A"
            },
            {
              "criteria": "cpe:2.3:a:feep:libtar:1.2.13:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "FB0B7CEF-1B95-4FC5-94A6-834488341AD6"
            },
            {
              "criteria": "cpe:2.3:a:feep:libtar:1.2.14:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "15FDD28C-D035-4E76-BE44-E8191A487064"
            },
            {
              "criteria": "cpe:2.3:a:feep:libtar:1.2.15:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "10A64757-FC13-441A-9667-6222E1881B2E"
            },
            {
              "criteria": "cpe:2.3:a:feep:libtar:1.2.16:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "2161B141-7C5C-4FF6-B7E7-BF06580821BE"
            },
            {
              "criteria": "cpe:2.3:a:feep:libtar:1.2.17:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "CFEFFA4F-EF13-4CF4-AA05-CDC6DA28A383"
            },
            {
              "criteria": "cpe:2.3:a:feep:libtar:1.2.18:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "2E41D1E6-B7B3-4A0A-8F5A-A62BD3D6DBA8"
            },
            {
              "criteria": "cpe:2.3:a:feep:libtar:1.2.19:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "4EC442B5-24F9-46FA-9998-87D550AC695A"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "secalert@redhat.com"
}