Vulnerabilities > CVE-2009-0950 - Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability in Apple Itunes

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


include("compat.inc");


if (description)
{
  script_id(38985);
  script_version("1.17");

  script_cve_id("CVE-2009-0950");
  script_bugtraq_id(35157);

  script_name(english:"Apple iTunes < 8.2 itms: URI Handling Overflow (credentialed check)");
  script_summary(english:"Checks version of iTunes on Windows");

  script_set_attribute( attribute:"synopsis", value:
"The remote Windows host contains an application that is affected by a
buffer overflow vulnerability."  );
  script_set_attribute( attribute:"description", value:
"The remote version of Apple iTunes is older than 8.2. Such versions
are affected by a stack-based buffer overflow that can be triggered
when parsing 'itms:' URLs. If an attacker can trick a user on the
affected host into clicking on a malicious link, he can leverage this
issue to crash the affected application or to execute arbitrary code
on the affected system subject to the user's privileges."  );
  script_set_attribute(
    attribute:"see_also", 
    value:"http://support.apple.com/kb/HT3592"
  );
  script_set_attribute(
    attribute:"see_also", 
    value:"http://lists.apple.com/archives/security-announce/2009/Jun/msg00001.html"
  );
  script_set_attribute(
    attribute:"solution",
    value:"Upgrade to Apple iTunes 8.2 or later."
  );
  script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A:C");
  script_set_cvss_temporal_vector("CVSS2#E:H/RL:OF/RC:C");
  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:"exploited_by_malware", value:"true");
  script_set_attribute(attribute:"metasploit_name", value:'Apple OS X iTunes 8.1.1 ITMS Overflow');
  script_set_attribute(attribute:"exploit_framework_metasploit", value:"true");
  script_cwe_id(119);
 script_set_attribute(attribute:"plugin_publication_date", value: "2009/06/02");
 script_cvs_date("Date: 2018/07/13 15:08:46");
  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:apple:itunes");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Windows");
  script_copyright(english:"This script is Copyright (C) 2009-2018 Tenable Network Security, Inc.");
  script_dependencies("itunes_detect.nasl");
  script_require_keys("SMB/iTunes/Version");

  exit(0);
}


include ("global_settings.inc");


version = get_kb_item("SMB/iTunes/Version");
if (isnull(version)) exit(0);

ver = split(version, sep:'.', keep:FALSE);
for (i=0; i<max_index(ver); i++)
  ver[i] = int(ver[i]);

if(
  ver[0] < 8 ||
  (
    ver[0] == 8 &&
    (
      ver[1] < 2 ||
      (
        ver[1] == 2 && ver[2] == 0 && ver[3] < 23
      )
    )
  )
)
{
  if (report_verbosity > 0)
  {
    report = string(
      "\n",
      "iTunes ", version, " is installed on the remote host.\n"
    );
    security_hole(port:get_kb_item("SMB/transport"), extra:report);
  }
  else security_hole(get_kb_item("SMB/transport"));
}

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

include("compat.inc");

if (description)
{
  script_id(38987);
  script_version("1.17");
  script_cvs_date("Date: 2018/07/16 12:48:31");

  script_cve_id("CVE-2009-0950");
  script_bugtraq_id(35157);

  script_name(english:"iTunes < 8.2 itms: URL Stack Overflow (Mac OS X)");
  script_summary(english:"Checks version of iTunes");

  script_set_attribute( attribute:"synopsis", value:
"The remote Mac OS X host contains an application that is affected by a
buffer overflow vulnerability."  );
  script_set_attribute( attribute:"description", value:
"The remote version of iTunes is older than 8.2. Such versions are
affected by a stack-based buffer overflow that can be triggered
when parsing 'itms:' URLs.  If an attacker can trick a user on the
affected host into clicking on a malicious link, he can leverage
this issue to crash the affected application or to execute arbitrary
code on the affected system subject to the user's privileges."  );
  script_set_attribute(
    attribute:"see_also",
    value:"http://support.apple.com/kb/HT3592"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"http://lists.apple.com/archives/security-announce/2009/Jun/msg00001.html"
  );
  script_set_attribute(
    attribute:"solution",
    value:"Upgrade to iTunes 8.2 or later."
  );
  script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A:C");
  script_set_cvss_temporal_vector("CVSS2#E:H/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:H/RL:O/RC:C");
  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:"exploited_by_malware", value:"true");
  script_set_attribute(attribute:"metasploit_name", value:'Apple OS X iTunes 8.1.1 ITMS Overflow');
  script_set_attribute(attribute:"exploit_framework_metasploit", value:"true");
  script_cwe_id(119);

  script_set_attribute(attribute:"plugin_publication_date", value: "2009/06/02");
  script_set_attribute(attribute:"patch_publication_date", value: "2009/06/01");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:apple:itunes");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"MacOS X Local Security Checks");

  script_copyright(english:"This script is Copyright (C) 2009-2018 Tenable Network Security, Inc.");

  script_dependencies("macosx_itunes_detect.nasl");
  script_require_keys("Host/MacOSX/Version", "installed_sw/iTunes");

  exit(0);
}

include("vcf.inc");

os = get_kb_item("Host/MacOSX/Version");
if (!os) audit(AUDIT_OS_NOT, "Mac OS X");

app_info = vcf::get_app_info(app:"iTunes");

constraints = [{"fixed_version" : "8.2"}];

vcf::check_version_and_report(app_info:app_info, constraints:constraints, severity:SECURITY_HOLE);

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


include("compat.inc");


if (description)
{
  script_id(38986);
  script_version("1.20");
  script_cvs_date("Date: 2018/07/13 15:08:46");

  script_cve_id("CVE-2009-0950");
  script_bugtraq_id(35157);

  script_name(english:"Apple iTunes < 8.2 itms: URI Handling Overflow (uncredentialed check)");
  script_summary(english:"Checks the version of iTunes.");

  script_set_attribute(attribute:"synopsis", value:
"The remote host contains an application that is affected by a buffer
overflow vulnerability.");
  script_set_attribute(attribute:"description", value:
"The version of Apple iTunes on the remote host is prior to version
8.2. It is, therefore, affected by a stack-based buffer overflow that
can be triggered when parsing 'itms:' URLs. By convincing a user to
click on a specially crafted link, a remote attacker can cause a
denial of service or execute arbitrary code with the user's level of
privileges.");
  script_set_attribute(attribute:"see_also", value:"http://support.apple.com/kb/HT3592");
  script_set_attribute(attribute:"see_also", value:"http://lists.apple.com/archives/security-announce/2009/Jun/msg00001.html");
  script_set_attribute(attribute:"solution", value:"Upgrade to Apple iTunes 8.2 or later.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A:C");
  script_set_cvss_temporal_vector("CVSS2#E:H/RL:OF/RC:C");
  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:"exploited_by_malware", value:"true");
  script_set_attribute(attribute:"metasploit_name", value:'Apple OS X iTunes 8.1.1 ITMS Overflow');
  script_set_attribute(attribute:"exploit_framework_metasploit", value:"true");
  script_cwe_id(119);

  script_set_attribute(attribute:"vuln_publication_date", value:"2009/06/01");
  script_set_attribute(attribute:"patch_publication_date", value:"2009/06/01");
  script_set_attribute(attribute:"plugin_publication_date", value:"2009/06/02");

  script_set_attribute(attribute:"plugin_type", value:"remote");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:apple:itunes");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Peer-To-Peer File Sharing");
  script_copyright(english:"This script is Copyright (C) 2009-2018 Tenable Network Security, Inc.");

  script_dependencies("itunes_sharing.nasl");
  script_require_keys("iTunes/sharing");
  script_require_ports("Services/www", 3689);

  exit(0);
}

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

port = get_http_port(default:3689, embedded:TRUE, ignore_broken:TRUE);

get_kb_item_or_exit("iTunes/" + port + "/enabled");

type = get_kb_item_or_exit("iTunes/" + port + "/type");
source = get_kb_item_or_exit("iTunes/" + port + "/source");
version = get_kb_item_or_exit("iTunes/" + port + "/version");

if (type == 'AppleTV') audit(AUDIT_LISTEN_NOT_VULN, "iTunes on AppleTV", port, version);

fixed_version = "8.2";

if (ver_compare(ver:version, fix:fixed_version, strict:FALSE) == -1)
{
  if (report_verbosity > 0)
  {
    report = '\n  Version source     : ' + source +
             '\n  Installed version  : ' + version +
             '\n  Fixed version      : ' + fixed_version + '\n';
    security_hole(port:port, extra:report);
  }
  else security_hole(port);
}
else audit(AUDIT_LISTEN_NOT_VULN, "iTunes", port, version);