{
  "threat_severity" : "Moderate",
  "public_date" : "2008-01-07T00:00:00Z",
  "bugzilla" : {
    "description" : "postgresql DoS via infinite loop in regex NFA optimization code",
    "id" : "316511",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=316511"
  },
  "cvss" : {
    "cvss_base_score" : "1.5",
    "cvss_scoring_vector" : "AV:L/AC:M/Au:S/C:N/I:N/A:P",
    "status" : "verified"
  },
  "cwe" : "CWE-835",
  "details" : [ "The regular expression parser in TCL before 8.4.17, as used in PostgreSQL 8.2 before 8.2.6, 8.1 before 8.1.11, 8.0 before 8.0.15, and 7.4 before 7.4.19, allows context-dependent attackers to cause a denial of service (infinite loop) via a crafted regular expression." ],
  "affected_release" : [ {
    "product_name" : "Red Hat Enterprise Linux 2.1",
    "release_date" : "2008-02-21T00:00:00Z",
    "advisory" : "RHSA-2008:0134",
    "cpe" : "cpe:/o:redhat:enterprise_linux:2.1",
    "package" : "tcltk-0:8.3.3-75"
  }, {
    "product_name" : "Red Hat Enterprise Linux 3",
    "release_date" : "2008-02-21T00:00:00Z",
    "advisory" : "RHSA-2008:0134",
    "cpe" : "cpe:/o:redhat:enterprise_linux:3",
    "package" : "tcltk-0:8.3.5-92.8"
  }, {
    "product_name" : "Red Hat Enterprise Linux 4",
    "release_date" : "2008-01-11T00:00:00Z",
    "advisory" : "RHSA-2008:0038",
    "cpe" : "cpe:/o:redhat:enterprise_linux:4",
    "package" : "postgresql-0:7.4.19-1.el4_6.1"
  }, {
    "product_name" : "Red Hat Enterprise Linux 5",
    "release_date" : "2008-01-11T00:00:00Z",
    "advisory" : "RHSA-2008:0038",
    "cpe" : "cpe:/o:redhat:enterprise_linux:5",
    "package" : "postgresql-0:8.1.11-1.el5_1.1"
  }, {
    "product_name" : "Red Hat Enterprise Linux 5",
    "release_date" : "2013-01-08T00:00:00Z",
    "advisory" : "RHSA-2013:0122",
    "cpe" : "cpe:/o:redhat:enterprise_linux:5",
    "package" : "tcl-0:8.4.13-6.el5"
  }, {
    "product_name" : "Red Hat Web Application Stack for RHEL 4",
    "release_date" : "2008-02-01T00:00:00Z",
    "advisory" : "RHSA-2008:0040",
    "cpe" : "cpe:/a:redhat:rhel_application_stack:1",
    "package" : "postgresql-0:8.1.11-1.el4s1.1"
  } ],
  "package_state" : [ {
    "product_name" : "Red Hat Enterprise Linux 4",
    "fix_state" : "Will not fix",
    "package_name" : "tcl",
    "cpe" : "cpe:/o:redhat:enterprise_linux:4"
  } ],
  "references" : [ "https://www.cve.org/CVERecord?id=CVE-2007-4772\nhttps://nvd.nist.gov/vuln/detail/CVE-2007-4772" ],
  "name" : "CVE-2007-4772",
  "csaw" : false
}