{
  "threat_severity" : "Moderate",
  "public_date" : "2009-09-16T00:00:00Z",
  "bugzilla" : {
    "description" : "libxslt: DoS when reading unexpected DTD nodes in XSLT in versions prior to 1.1.25",
    "id" : "1027360",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=1027360"
  },
  "cvss" : {
    "cvss_base_score" : "4.3",
    "cvss_scoring_vector" : "AV:N/AC:M/Au:N/C:N/I:N/A:P",
    "status" : "draft"
  },
  "details" : [ "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." ],
  "statement" : "Not vulnerable.  This issue was corrected in Red Hat Enterprise Linux 5 via RHSA-2012:1265.  It did not affect Red Hat Enterprise Linux 6.",
  "package_state" : [ {
    "product_name" : "Red Hat Enterprise Linux 4",
    "fix_state" : "Will not fix",
    "package_name" : "libxslt",
    "cpe" : "cpe:/o:redhat:enterprise_linux:4"
  }, {
    "product_name" : "Red Hat Enterprise Linux 5",
    "fix_state" : "Not affected",
    "package_name" : "libxslt",
    "cpe" : "cpe:/o:redhat:enterprise_linux:5"
  }, {
    "product_name" : "Red Hat Enterprise Linux 6",
    "fix_state" : "Not affected",
    "package_name" : "libxslt",
    "cpe" : "cpe:/o:redhat:enterprise_linux:6"
  } ],
  "references" : [ "https://www.cve.org/CVERecord?id=CVE-2013-4520\nhttps://nvd.nist.gov/vuln/detail/CVE-2013-4520\nhttps://rhn.redhat.com/errata/RHSA-2012-1265.html" ],
  "name" : "CVE-2013-4520",
  "csaw" : false
}