Cisco Unified Intelligence Center (CUIC) Software Unauthenticated User Account Creation Vulnerability

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

include("compat.inc");

if (description)
{
  script_id(129818);
  script_version("1.3");
  script_cvs_date("Date: 2019/10/17 14:31:04");

  script_cve_id("CVE-2016-6426");
  script_bugtraq_id(93420);
  script_xref(name:"CISCO-BUG-ID", value:"CSCuy75027");
  script_xref(name:"CISCO-BUG-ID", value:"CSCuy81653");
  script_xref(name:"CISCO-SA", value:"cisco-sa-20161005-ucis2");

  script_name(english:"Cisco Unified Intelligence Center (CUIC) Software Unauthenticated User Account Creation Vulnerability");
  script_summary(english:"Checks the Cisco Unified Intelligence Center (CUIC) version.");

  script_set_attribute(attribute:"synopsis", value:
"The remote host is missing a vendor-supplied security patch.");
  script_set_attribute(attribute:"description", value:
"The j_spring_security_switch_user function in Cisco Unified Intelligence Center (CUIC) 8.5.4 through 9.1(1),
as used in Unified Contact Center Express 10.0(1) through 11.0(1), allows remote attackers to create user
accounts by visiting an unspecified web page, aka Bug IDs CSCuy75027 and CSCuy81653.");
  # https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20161005-ucis2
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?9b63093f");
  script_set_attribute(attribute:"see_also", value:"https://bst.cloudapps.cisco.com/bugsearch/bug/CSCuy75027");
  script_set_attribute(attribute:"see_also", value:"https://bst.cloudapps.cisco.com/bugsearch/bug/CSCuy81653");
  script_set_attribute(attribute:"solution", value:
"Apply the patch or upgrade to the version recommended in Cisco bug ID CSCuy75027 or CSCuy81653");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:N/I:P/A:N");
  script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2016-6426");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_cwe_id(20);

  script_set_attribute(attribute:"vuln_publication_date", value:"2016/10/05");
  script_set_attribute(attribute:"patch_publication_date", value:"2016/10/05");
  script_set_attribute(attribute:"plugin_publication_date", value:"2019/10/11");

  script_set_attribute(attribute:"potential_vulnerability", value:"true");
  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:cisco:unified_intelligence_center");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"CISCO");

  script_copyright(english:"This script is Copyright (C) 2019 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("cisco_voss_cuic_installed.nbin");
  script_require_keys("installed_sw/Cisco Unified Intelligence Center (CUIC)", "Settings/ParanoidReport");

  exit(0);
}

include('vcf.inc');
include('audit.inc');

if (report_paranoia < 2) audit(AUDIT_PARANOID);

app_info = vcf::get_app_info(app:'Cisco Unified Intelligence Center (CUIC)');

# known affected releases: 8.5(4), 9.0(2), 9.1(1), 10.6(1), version format is x.x.x.10000-xx
constraints = [
  { 'min_version':'8.5.4', 'fixed_version':'8.5.5', 'fixed_display':'11.5(1.10000.22), Bug ID: CSCuy75027' },
  { 'min_version':'9.0.2', 'fixed_version':'9.0.3', 'fixed_display':'11.5(1.10000.22), Bug ID: CSCuy75027' },
  { 'min_version':'9.1.1', 'fixed_version':'9.1.2', 'fixed_display':'11.5(1.10000.22), Bug ID: CSCuy75027' },
  { 'min_version':'10.6.1', 'fixed_version':'10.6.2', 'fixed_display':'11.5(1.10000.61), Bug ID: CSCuy81653' }
];

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