{
  "threat_severity" : "Moderate",
  "public_date" : "2016-06-29T00:00:00Z",
  "bugzilla" : {
    "description" : "xerces-c: Stack overflow when parsing deeply nested DTD",
    "id" : "1348845",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=1348845"
  },
  "cvss" : {
    "cvss_base_score" : "4.3",
    "cvss_scoring_vector" : "AV:N/AC:M/Au:N/C:N/I:N/A:P",
    "status" : "verified"
  },
  "cvss3" : {
    "cvss3_base_score" : "4.7",
    "cvss3_scoring_vector" : "CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H",
    "status" : "verified"
  },
  "cwe" : "CWE-121",
  "details" : [ "Stack-based buffer overflow in Apache Xerces-C++ before 3.1.4 allows context-dependent attackers to cause a denial of service via a deeply nested DTD.", "A stack exhaustion flaw was found in the way Xerces-C XML parser handled deeply nested DTDs. An attacker could potentially use this flaw to crash an application using Xerces-C by tricking it into processing specially crafted data." ],
  "statement" : "Red Hat Product Security has rated this issue as having Moderate security impact. This issue is not currently planned to be addressed in future updates. For additional information, refer to the Issue Severity Classification: https://access.redhat.com/security/updates/classification/ and Red Hat Enterprise Linux Life Cycle: https://access.redhat.com/support/policy/updates/errata/.",
  "affected_release" : [ {
    "product_name" : "Red Hat Enterprise Linux 7",
    "release_date" : "2018-10-30T00:00:00Z",
    "advisory" : "RHSA-2018:3335",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7",
    "package" : "xerces-c-0:3.1.1-9.el7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7.4 Extended Update Support",
    "release_date" : "2018-11-06T00:00:00Z",
    "advisory" : "RHSA-2018:3514",
    "cpe" : "cpe:/o:redhat:rhel_eus:7.4",
    "package" : "xerces-c-0:3.1.1-8.el7_4.1"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7.5 Extended Update Support",
    "release_date" : "2018-11-06T00:00:00Z",
    "advisory" : "RHSA-2018:3506",
    "cpe" : "cpe:/o:redhat:rhel_eus:7.5",
    "package" : "xerces-c-0:3.1.1-8.el7_5.1"
  } ],
  "package_state" : [ {
    "product_name" : "Red Hat Enterprise Linux 6",
    "fix_state" : "Will not fix",
    "package_name" : "xerces-c",
    "cpe" : "cpe:/o:redhat:enterprise_linux:6"
  }, {
    "product_name" : "Red Hat Enterprise MRG 2",
    "fix_state" : "Under investigation",
    "package_name" : "xerces-c",
    "cpe" : "cpe:/a:redhat:enterprise_mrg:2"
  }, {
    "product_name" : "Red Hat Enterprise MRG 3",
    "fix_state" : "Under investigation",
    "package_name" : "xerces-c",
    "cpe" : "cpe:/a:redhat:enterprise_mrg:3"
  }, {
    "product_name" : "Red Hat OpenShift Enterprise 2",
    "fix_state" : "Under investigation",
    "package_name" : "xerces-c",
    "cpe" : "cpe:/a:redhat:openshift:2"
  } ],
  "references" : [ "https://www.cve.org/CVERecord?id=CVE-2016-4463\nhttps://nvd.nist.gov/vuln/detail/CVE-2016-4463\nhttp://xerces.apache.org/xerces-c/secadv/CVE-2016-4463.txt" ],
  "name" : "CVE-2016-4463",
  "csaw" : false
}