{
  "threat_severity" : "Moderate",
  "public_date" : "2009-01-17T00:00:00Z",
  "bugzilla" : {
    "description" : "expat: buffer over-read and crash on XML with malformed UTF-8 sequences",
    "id" : "531697",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=531697"
  },
  "cvss" : {
    "cvss_base_score" : "5.0",
    "cvss_scoring_vector" : "AV:N/AC:L/Au:N/C:N/I:N/A:P",
    "status" : "verified"
  },
  "details" : [ "The updatePosition function in lib/xmltok_impl.c in libexpat in Expat 2.0.1, as used in Python, PyXML, w3c-libwww, and other software, allows context-dependent attackers to cause a denial of service (application crash) via an XML document with crafted UTF-8 sequences that trigger a buffer over-read, a different vulnerability than CVE-2009-2625." ],
  "affected_release" : [ {
    "product_name" : "Red Hat Enterprise Linux 3",
    "release_date" : "2009-11-10T00:00:00Z",
    "advisory" : "RHSA-2009:1572",
    "cpe" : "cpe:/o:redhat:enterprise_linux:3",
    "package" : "4Suite-0:0.11.1-15"
  }, {
    "product_name" : "Red Hat Enterprise Linux 3",
    "release_date" : "2009-12-07T00:00:00Z",
    "advisory" : "RHSA-2009:1625",
    "cpe" : "cpe:/o:redhat:enterprise_linux:3",
    "package" : "expat-0:1.95.5-6.2"
  }, {
    "product_name" : "Red Hat Enterprise Linux 4",
    "release_date" : "2009-11-10T00:00:00Z",
    "advisory" : "RHSA-2009:1572",
    "cpe" : "cpe:/o:redhat:enterprise_linux:4",
    "package" : "4Suite-0:1.0-3.el4_8.1"
  }, {
    "product_name" : "Red Hat Enterprise Linux 4",
    "release_date" : "2009-12-07T00:00:00Z",
    "advisory" : "RHSA-2009:1625",
    "cpe" : "cpe:/o:redhat:enterprise_linux:4",
    "package" : "expat-0:1.95.7-4.el4_8.2"
  }, {
    "product_name" : "Red Hat Enterprise Linux 4",
    "release_date" : "2010-01-04T00:00:00Z",
    "advisory" : "RHSA-2010:0002",
    "cpe" : "cpe:/o:redhat:enterprise_linux:4",
    "package" : "PyXML-0:0.8.3-6.el4_8.2"
  }, {
    "product_name" : "Red Hat Enterprise Linux 4",
    "release_date" : "2011-05-05T00:00:00Z",
    "advisory" : "RHSA-2011:0491",
    "cpe" : "cpe:/o:redhat:enterprise_linux:4",
    "package" : "python-0:2.3.4-14.10.el4"
  }, {
    "product_name" : "Red Hat Enterprise Linux 5",
    "release_date" : "2009-12-07T00:00:00Z",
    "advisory" : "RHSA-2009:1625",
    "cpe" : "cpe:/o:redhat:enterprise_linux:5",
    "package" : "expat-0:1.95.8-8.3.el5_4.2"
  }, {
    "product_name" : "Red Hat Enterprise Linux 5",
    "release_date" : "2010-01-04T00:00:00Z",
    "advisory" : "RHSA-2010:0002",
    "cpe" : "cpe:/o:redhat:enterprise_linux:5",
    "package" : "PyXML-0:0.8.4-4.el5_4.2"
  }, {
    "product_name" : "Red Hat Enterprise Linux 5",
    "release_date" : "2011-05-05T00:00:00Z",
    "advisory" : "RHSA-2011:0492",
    "cpe" : "cpe:/o:redhat:enterprise_linux:5",
    "package" : "python-0:2.4.3-44.el5"
  }, {
    "product_name" : "Red Hat JBoss Enterprise Application Platform 6.4",
    "release_date" : "2017-11-16T00:00:00Z",
    "advisory" : "RHSA-2017:3239",
    "cpe" : "cpe:/a:redhat:jboss_enterprise_application_platform:6.4"
  }, {
    "product_name" : "Red Hat JBoss Web Server 1.0",
    "release_date" : "2011-06-22T00:00:00Z",
    "advisory" : "RHSA-2011:0896",
    "cpe" : "cpe:/a:redhat:jboss_enterprise_web_server:1.0"
  } ],
  "package_state" : [ {
    "product_name" : "Red Hat Enterprise Linux 5",
    "fix_state" : "Not affected",
    "package_name" : "xmlrpc-c",
    "cpe" : "cpe:/o:redhat:enterprise_linux:5"
  }, {
    "product_name" : "Red Hat Enterprise Linux 6",
    "fix_state" : "Not affected",
    "package_name" : "compat-expat1",
    "cpe" : "cpe:/o:redhat:enterprise_linux:6"
  }, {
    "product_name" : "Red Hat Enterprise Linux 6",
    "fix_state" : "Not affected",
    "package_name" : "expat",
    "cpe" : "cpe:/o:redhat:enterprise_linux:6"
  }, {
    "product_name" : "Red Hat Enterprise Linux 6",
    "fix_state" : "Not affected",
    "package_name" : "python",
    "cpe" : "cpe:/o:redhat:enterprise_linux:6"
  }, {
    "product_name" : "Red Hat Enterprise Linux 6",
    "fix_state" : "Not affected",
    "package_name" : "PyXML",
    "cpe" : "cpe:/o:redhat:enterprise_linux:6"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7",
    "fix_state" : "Not affected",
    "package_name" : "expat",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7"
  } ],
  "references" : [ "https://www.cve.org/CVERecord?id=CVE-2009-3720\nhttps://nvd.nist.gov/vuln/detail/CVE-2009-3720" ],
  "name" : "CVE-2009-3720",
  "csaw" : false
}