Cisco Web Security Appliance Command Injection and Privilege Escalation Vulnerability

# SPDX-FileCopyrightText: 2017 Greenbone AG
# Some text descriptions might be excerpted from (a) referenced
# source(s), and are Copyright (C) by the respective right holder(s).
#
# SPDX-License-Identifier: GPL-2.0-only

CPE = "cpe:/h:cisco:web_security_appliance";

if (description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.106971");
  script_cve_id("CVE-2017-6746");
  script_tag(name:"cvss_base", value:"9.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:S/C:C/I:C/A:C");
  script_version("2023-07-25T05:05:58+0000");

  script_name("Cisco Web Security Appliance Command Injection and Privilege Escalation Vulnerability");

  script_xref(name:"URL", value:"https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170719-wsa1");

  script_tag(name:"vuldetect", value:"Checks if a vulnerable version is present on the target host.");

  script_tag(name:"solution", value:"See the referenced vendor advisory for a solution.");

  script_tag(name:"summary", value:"A vulnerability in the web interface of the Cisco Web Security Appliance
(WSA) could allow an authenticated, remote attacker to perform command injection and elevate privileges to root.
The attacker must authenticate with valid administrator credentials.");

  script_tag(name:"insight", value:"The vulnerability is due to insufficient validation of user-supplied input
on the web interface. An attacker could exploit this vulnerability by authenticating to the affected device and
performing command injection over the web interface.");

  script_tag(name:"impact", value:"An exploit could allow the attacker to elevate privileges from administrator
to root.");

  script_tag(name:"qod_type", value:"package");
  script_tag(name:"solution_type", value:"VendorFix");

  script_tag(name:"last_modification", value:"2023-07-25 05:05:58 +0000 (Tue, 25 Jul 2023)");
  script_tag(name:"severity_vector", value:"CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2017-08-08 16:40:00 +0000 (Tue, 08 Aug 2017)");
  script_tag(name:"creation_date", value:"2017-07-20 14:11:33 +0700 (Thu, 20 Jul 2017)");
  script_category(ACT_GATHER_INFO);
  script_family("CISCO");
  script_copyright("Copyright (C) 2017 Greenbone AG");
  script_dependencies("gb_cisco_wsa_version.nasl");
  script_mandatory_keys("cisco_wsa/installed");

  exit(0);
}

include("host_details.inc");
include("version_func.inc");

if (!version = get_app_version(cpe:CPE))
  exit(0);

affected = make_list(
  '10.0.0-233',
  '10.1.0',
  '10.1.0-204',
  '10.1.1-230',
  '10.1.1-234',
  '10.5.0',
  '10.5.0-358',
  '11.0.0',
  '11.0.0-613',
  '11.0.0-641');

foreach af (affected) {
  if (version == af) {
    report = report_fixed_ver(installed_version: version, fixed_version: "See advisory");
    security_message(port: 0, data: report);
    exit(0);
  }
}

exit(99);