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CVE-2013-2100

Estado: ModificadaAlta (9.3)—

The urlopen function in pym/portage/util/_urlopen.py in Gentoo Portage 2.1.12, when using HTTPS, does not verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers to spoof servers and modify binary package lists via a crafted certificate.

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)

Gentoo — Portage

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2013-2100",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 9.3,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:C/I:C/A:C",
          "authentication": "NONE",
          "integrityImpact": "COMPLETE",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "COMPLETE",
          "confidentialityImpact": "COMPLETE"
        },
        "acInsufInfo": false,
        "impactScore": 10,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
    ]
  },
  "affected": [
    {
      "source": "secalert@redhat.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2014-09-29T22:55:07.223",
  "references": [
    {
      "url": "http://openwall.com/lists/oss-security/2013/05/15/5",
      "tags": [
        "Exploit"
      ],
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://openwall.com/lists/oss-security/2013/05/16/3",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.securityfocus.com/bid/59878",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://bugs.gentoo.org/show_bug.cgi?id=469888",
      "tags": [
        "Patch"
      ],
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/84315",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://security.gentoo.org/glsa/201507-16",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://openwall.com/lists/oss-security/2013/05/15/5",
      "tags": [
        "Exploit"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://openwall.com/lists/oss-security/2013/05/16/3",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/bid/59878",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://bugs.gentoo.org/show_bug.cgi?id=469888",
      "tags": [
        "Patch"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/84315",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://security.gentoo.org/glsa/201507-16",
      "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": "The urlopen function in pym/portage/util/_urlopen.py in Gentoo Portage 2.1.12, when using HTTPS, does not verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers to spoof servers and modify binary package lists via a crafted certificate."
    },
    {
      "lang": "es",
      "value": "La función urlopen en pym/portage/util/_urlopen.py en Gentoo Portage 2.1.12, cuando utiliza HTTPS, no verifica los certificados X.509 de los servidores SSL, lo que permite a atacantes man-in-the-middle falsificar servidores y modificar listas de paquetes binarios a través de un certificado manipulado."
    }
  ],
  "lastModified": "2026-06-16T23:52:44.837",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:gentoo:portage:2.1.12:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "BE80661B-F8BC-43E1-9DD4-D7DC8850DE2F"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "secalert@redhat.com"
}