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CVE-2013-4549

Estado: ModificadaMedia (5)—

QXmlSimpleReader in Qt before 5.2 allows context-dependent attackers to cause a denial of service (memory consumption) via an XML Entity Expansion (XEE) attack.

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)

Digia — QTQT — QT

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2013-4549",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "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": "2013-12-23T22:55:02.880",
  "references": [
    {
      "url": "http://blog.qt.digia.com/blog/2014/04/24/qt-4-8-6-released/",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2014-May/132395.html",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://lists.opensuse.org/opensuse-updates/2014-01/msg00044.html",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://lists.opensuse.org/opensuse-updates/2014-01/msg00047.html",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://lists.opensuse.org/opensuse-updates/2014-01/msg00085.html",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://lists.opensuse.org/opensuse-updates/2014-01/msg00104.html",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://lists.opensuse.org/opensuse-updates/2014-01/msg00106.html",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://lists.qt-project.org/pipermail/announce/2013-December/000036.html",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://secunia.com/advisories/56008",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://secunia.com/advisories/56166",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.ubuntu.com/usn/USN-2057-1",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://codereview.qt-project.org/#change%2C71010",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://codereview.qt-project.org/#change%2C71368",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://blog.qt.digia.com/blog/2014/04/24/qt-4-8-6-released/",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2014-May/132395.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://lists.opensuse.org/opensuse-updates/2014-01/msg00044.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://lists.opensuse.org/opensuse-updates/2014-01/msg00047.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://lists.opensuse.org/opensuse-updates/2014-01/msg00085.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://lists.opensuse.org/opensuse-updates/2014-01/msg00104.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://lists.opensuse.org/opensuse-updates/2014-01/msg00106.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://lists.qt-project.org/pipermail/announce/2013-December/000036.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/56008",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/56166",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.ubuntu.com/usn/USN-2057-1",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://codereview.qt-project.org/#change%2C71010",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://codereview.qt-project.org/#change%2C71368",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "QXmlSimpleReader in Qt before 5.2 allows context-dependent attackers to cause a denial of service (memory consumption) via an XML Entity Expansion (XEE) attack."
    },
    {
      "lang": "es",
      "value": "QXmlSimpleReader en Qt anterior a v5.2 permite a los atacantes dependientes del contexto provocar una denegación de servicio (consumo de memoria) mediante un ataque XML Entity Expansion (XEE)."
    }
  ],
  "lastModified": "2026-06-16T23:57:26.027",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:digia:qt:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "73CA5980-1396-4C98-8745-90A8F9767B58",
              "versionEndIncluding": "5.1.0"
            },
            {
              "criteria": "cpe:2.3:a:qt:qt:5.0.0:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "03C7E11D-AA2C-48BB-8C50-B04E5CD3A7C5"
            },
            {
              "criteria": "cpe:2.3:a:qt:qt:5.0.1:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "E30B4386-B419-46B7-945F-C04F79600708"
            },
            {
              "criteria": "cpe:2.3:a:qt:qt:5.0.2:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "20079A6C-A3B9-4492-BC1F-A3B668F326D8"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "secalert@redhat.com"
}