Greymatter Comment Name Field Control Panel Log XSS

#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#

include('deprecated_nasl_level.inc');
include('compat.inc');

if (description)
{
  script_id(19752);
  script_version("1.19");
  script_set_attribute(attribute:"plugin_modification_date", value:"2022/04/11");

  script_cve_id("CVE-2005-2816");
  script_bugtraq_id(14703);

  script_name(english:"Greymatter Comment Name Field Control Panel Log XSS");

  script_set_attribute(attribute:"synopsis", value:
"A remote web application is vulnerable to Cross-Site Scripting.");
  script_set_attribute(attribute:"description", value:
"The remote host is using Greymatter, an open source weblogging and 
journal software written in perl.

A vulnerability exists in this version that could allow 
an attacker to execute arbitrary HTML and script code in
the context of the user's browser.");
  script_set_attribute(attribute:"solution", value:
"Upgrade to the latest version of this software");
  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:H/RL:OF/RC:C");

  script_set_attribute(attribute:"exploitability_ease", value:"No exploit is required");
  script_set_attribute(attribute:"exploit_available", value:"false");
  script_cwe_id(20, 74, 79, 442, 629, 711, 712, 722, 725, 750, 751, 800, 801, 809, 811, 864, 900, 928, 931, 990);

  script_set_attribute(attribute:"vuln_publication_date", value:"2005/08/31");
  script_set_attribute(attribute:"plugin_publication_date", value:"2005/09/19");

  script_set_attribute(attribute:"plugin_type", value:"remote");
  script_set_attribute(attribute:"thorough_tests", value:"true");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"CGI abuses : XSS");

  script_copyright(english:"This script is Copyright (C) 2005-2022 Tenable Network Security, Inc.");

  script_dependencies("http_version.nasl");
  script_exclude_keys("Settings/disable_cgi_scanning");
  script_require_ports("Services/www", 80);

  exit(0);
}

#
# The script code starts here
#

include("http_func.inc");
include("http_keepalive.inc");
include("global_settings.inc");
include("misc_func.inc");

port = get_http_port(default:80, embedded:TRUE);
if (get_kb_item("Services/www/"+port+"/embedded")) exit(0);

function check(loc)
{
 local_var r, req;
 req = http_get(item:string(loc, "/gm.cgi"), port:port);
 r = http_keepalive_send_recv(port:port, data:req, bodyonly:1);
 if( r == NULL )exit(0);
 if (egrep(pattern:'<META NAME="Generator" CONTENT="Greymatter (0\\.|1\\.([0-2][0-9]*[a-z]?|3|3\\.[01]))">', string:r)  )
 {
   security_warning(port);
   set_kb_item(name: 'www/'+port+'/XSS', value: TRUE);
   exit(0);
 }
}

if (thorough_tests) dirs = list_uniq(make_list("/greymatter", cgi_dirs()));
else dirs = make_list(cgi_dirs());

foreach dir (dirs)
{
 check(loc:dir);
}