CVE-2013-4520 (GCVE-0-2013-4520)

Vulnerability from cvelistv5 – Published: 2013-12-14 20:00 – Updated: 2024-08-06 16:45
VLAI
Summary
xslt.c in libxslt before 1.1.25 allows context-dependent attackers to cause a denial of service (crash) via a stylesheet that embeds a DTD, which causes a structure to be accessed as a different type. NOTE: this issue is due to an incomplete fix for CVE-2012-2825.
Severity
No CVSS data available.
CWE
  • n/a
Assigner
redhat CNA under the redhat root
CNA scorecard B 82/100 over 1035 records in the last 180 days details
References
URL Tags
http://seclists.org/oss-sec/2013/q4/239 mailing-listx_refsource_MLIST
https://gitorious.org/libxslt/libxslt/commit/7089… x_refsource_MISC
https://www.suse.com/support/update/announcement/… vendor-advisoryx_refsource_SUSE
https://www.suse.com/support/update/announcement/… vendor-advisoryx_refsource_SUSE
http://secunia.com/advisories/56072 third-party-advisoryx_refsource_SECUNIA
https://bugzilla.novell.com/show_bug.cgi?id=849019 x_refsource_CONFIRM
http://www.osvdb.org/99671 vdb-entryx_refsource_OSVDB
http://seclists.org/oss-sec/2013/q4/238 mailing-listx_refsource_MLIST
Date Public
2013-11-05 00:00
Show details on NVD website
To clipboard 

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                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "xslt.c in libxslt before 1.1.25 allows context-dependent attackers to cause a denial of service (crash) via a stylesheet that embeds a DTD, which causes a structure to be accessed as a different type.  NOTE: this issue is due to an incomplete fix for CVE-2012-2825."
          },
          {
            "lang": "es",
            "value": "xslt.c en libxslt anterior a 1.1.25 permite a atacantes dependientes del contexto provocar una denegaci\u00f3n de servicio (ca\u00edda) a trav\u00e9s de una hoja de estilo embebida en una DTD, lo que hace que una estructura sea accesible como un tipo diferente. NOTA: este problema se debe a una soluci\u00f3n incompleta de CVE-2012-2825."
          }
        ],
        "id": "CVE-2013-4520",
        "lastModified": "2026-04-29T01:13:23.040",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "MEDIUM",
              "cvssData": {
                "accessComplexity": "MEDIUM",
                "accessVector": "NETWORK",
                "authentication": "NONE",
                "availabilityImpact": "PARTIAL",
                "baseScore": 4.3,
                "confidentialityImpact": "NONE",
                "integrityImpact": "NONE",
                "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P",
                "version": "2.0"
              },
              "exploitabilityScore": 8.6,
              "impactScore": 2.9,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "nvd@nist.gov",
              "type": "Primary",
              "userInteractionRequired": false
            }
          ]
        },
        "published": "2013-12-14T20:55:03.407",
        "references": [
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Patch"
            ],
            "url": "http://seclists.org/oss-sec/2013/q4/238"
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            "url": "http://seclists.org/oss-sec/2013/q4/239"
          },
          {
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            "url": "http://secunia.com/advisories/56072"
          },
          {
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            "url": "http://www.osvdb.org/99671"
          },
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          },
          {
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          },
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          },
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          },
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        ],
        "sourceIdentifier": "secalert@redhat.com",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "NVD-CWE-Other"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
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        ]
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    },
    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2025-11-21T12:36:55+00:00",
      "cve": "CVE-2013-4520",
      "id": "CVE-2013-4520",
      "initial_release_date": "2013-01-01T00:00:00+00:00",
      "product_status:known_affected": "1",
      "product_status:known_not_affected": "5",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "libxslt: DoS when reading unexpected DTD nodes in XSLT in versions prior to 1.1.25",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2013/cve-2013-4520.json",
      "version": "3"
    }
  }
}



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