{
  "threat_severity" : "Moderate",
  "public_date" : "2013-08-12T00:00:00Z",
  "bugzilla" : {
    "description" : "python: hostname check bypassing vulnerability in SSL module",
    "id" : "996381",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=996381"
  },
  "cvss" : {
    "cvss_base_score" : "4.3",
    "cvss_scoring_vector" : "AV:N/AC:M/Au:N/C:N/I:P/A:N",
    "status" : "verified"
  },
  "details" : [ "The ssl.match_hostname function in the SSL module in Python 2.6 through 3.4 does not properly handle a '\\0' character in a domain name in the Subject Alternative Name field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate Certification Authority, a related issue to CVE-2009-2408." ],
  "statement" : "This issue does not affect the version of python as shipped with Red Hat Enterprise Linux 5. The Red Hat Security Response Team has rated this issue as having moderate security impact, a future update may address this flaw.",
  "affected_release" : [ {
    "product_name" : "Red Hat Enterprise Linux 6",
    "release_date" : "2013-11-20T00:00:00Z",
    "advisory" : "RHSA-2013:1582",
    "cpe" : "cpe:/o:redhat:enterprise_linux:6",
    "package" : "python-0:2.6.6-51.el6"
  }, {
    "product_name" : "RHEV 3.X Hypervisor and Agents for RHEL-6",
    "release_date" : "2013-11-21T00:00:00Z",
    "advisory" : "RHSA-2013:1527",
    "cpe" : "cpe:/o:redhat:enterprise_linux:6::hypervisor",
    "package" : "rhev-hypervisor6-0:6.5-20131115.0.3.2.el6_5"
  } ],
  "package_state" : [ {
    "product_name" : "Red Hat Enterprise Linux 5",
    "fix_state" : "Not affected",
    "package_name" : "python",
    "cpe" : "cpe:/o:redhat:enterprise_linux:5"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7",
    "fix_state" : "Not affected",
    "package_name" : "python",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7"
  }, {
    "product_name" : "Red Hat Software Collections",
    "fix_state" : "Not affected",
    "package_name" : "python27-python",
    "cpe" : "cpe:/a:redhat:rhel_software_collections:1"
  }, {
    "product_name" : "Red Hat Software Collections",
    "fix_state" : "Not affected",
    "package_name" : "python33-python",
    "cpe" : "cpe:/a:redhat:rhel_software_collections:1"
  } ],
  "references" : [ "https://www.cve.org/CVERecord?id=CVE-2013-4238\nhttps://nvd.nist.gov/vuln/detail/CVE-2013-4238" ],
  "name" : "CVE-2013-4238",
  "csaw" : false
}