{
  "threat_severity" : "Moderate",
  "public_date" : "2011-11-06T00:00:00Z",
  "bugzilla" : {
    "description" : "PHP: sapi_header_op() %0D sequence handling security bypass",
    "id" : "853329",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=853329"
  },
  "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 sapi_header_op function in main/SAPI.c in PHP before 5.3.11 and 5.4.x before 5.4.0RC2 does not check for %0D sequences (aka carriage return characters), which allows remote attackers to bypass an HTTP response-splitting protection mechanism via a crafted URL, related to improper interaction between the PHP header function and certain browsers, as demonstrated by Internet Explorer and Google Chrome." ],
  "affected_release" : [ {
    "product_name" : "Red Hat Enterprise Linux 5",
    "release_date" : "2013-09-30T00:00:00Z",
    "advisory" : "RHSA-2013:1307",
    "cpe" : "cpe:/o:redhat:enterprise_linux:5",
    "package" : "php53-0:5.3.3-21.el5"
  }, {
    "product_name" : "Red Hat Enterprise Linux 5",
    "release_date" : "2013-12-11T00:00:00Z",
    "advisory" : "RHSA-2013:1814",
    "cpe" : "cpe:/o:redhat:enterprise_linux:5",
    "package" : "php-0:5.1.6-43.el5_10"
  }, {
    "product_name" : "Red Hat Enterprise Linux 6",
    "release_date" : "2013-02-20T00:00:00Z",
    "advisory" : "RHSA-2013:0514",
    "cpe" : "cpe:/o:redhat:enterprise_linux:6",
    "package" : "php-0:5.3.3-22.el6"
  } ],
  "references" : [ "https://www.cve.org/CVERecord?id=CVE-2011-1398\nhttps://nvd.nist.gov/vuln/detail/CVE-2011-1398" ],
  "name" : "CVE-2011-1398",
  "csaw" : false
}