Apple iTunes < 9.0.1 PLS File Buffer Overflow (uncredentialed check)

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


include("compat.inc");


if (description)
{
  script_id(41061);
  script_version("1.14");
  script_cvs_date("Date: 2018/07/12 19:01:16");

  script_cve_id("CVE-2009-2817");
  script_bugtraq_id(36478);

  script_name(english:"Apple iTunes < 9.0.1 PLS File Buffer 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
9.0.1. It is, therefore, affected by a buffer overflow vulnerability
involving the handling of PLS files. By convincing a user to open a
specially crafted PSL file, 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/HT3884");
  script_set_attribute(attribute:"see_also", value:"http://lists.apple.com/archives/security-announce/2009/Sep/msg00006.html");
  script_set_attribute(attribute:"see_also", value:"http://www.securityfocus.com/advisories/17952");
  script_set_attribute(attribute:"solution", value:"Upgrade to Apple iTunes 9.0.1 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:F/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_cwe_id(119);

  script_set_attribute(attribute:"vuln_publication_date", value:"2009/09/22");
  script_set_attribute(attribute:"patch_publication_date", value:"2009/09/22");
  script_set_attribute(attribute:"plugin_publication_date", value:"2009/09/23");

  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 = "9.0.1";

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);