The remote host is running w-agora, a web-based forum application written in PHP.
The remote version of this software is prone to directory traversal attacks. A remote attacker could request a specially crafted URL to read arbitrary files on the remote system with the privileges of the web server process.
#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(19474);
script_version("1.18");
script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/19");
script_cve_id("CVE-2005-2648");
script_bugtraq_id(14597);
script_name(english:"w-Agora index.php site Parameter Traversal Arbitrary File Access");
script_summary(english:"Checks for directory traversal in w-Agora");
script_set_attribute(
attribute:"synopsis",
value:
"A web application on the remote host has a directory traversal
vulnerability."
);
script_set_attribute(
attribute:"description",
value:
"The remote host is running w-agora, a web-based forum application
written in PHP.
The remote version of this software is prone to directory traversal
attacks. A remote attacker could request a specially crafted URL to
read arbitrary files on the remote system with the privileges of the
web server process."
);
script_set_attribute(
attribute:"see_also",
value:"https://seclists.org/fulldisclosure/2005/Aug/597"
);
script_set_attribute(
attribute:"solution",
value:"Upgrade to the latest version of this software."
);
script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:N");
script_set_cvss_temporal_vector("CVSS2#E:POC/RL:OF/RC:C");
script_set_attribute(attribute:"exploitability_ease", value:"No exploit is required");
script_set_attribute(attribute:"exploit_available", value:"false");
script_set_attribute(attribute:"plugin_publication_date", value:"2005/08/22");
script_set_attribute(attribute:"vuln_publication_date", value:"2005/08/18");
script_set_attribute(attribute:"plugin_type", value:"remote");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_copyright(english:"This script is Copyright (C) 2005-2021 Tenable Network Security, Inc.");
script_family(english:"CGI abuses");
script_dependencie("http_version.nasl", "web_traversal.nasl");
script_require_ports("Services/www", 80);
script_exclude_keys("Settings/disable_cgi_scanning");
exit(0);
}
include("global_settings.inc");
include("http_func.inc");
include("http_keepalive.inc");
port = get_http_port(default:80, embedded:TRUE);
if(!get_port_state(port))exit(0, 'Port '+port+' is closed.');
if (get_kb_item("www/"+port+"/generic_traversal"))
exit(0, 'The web server on port '+port+' is vulnerable to web directory traversal.');
foreach dir ( cgi_dirs() )
{
u = string(dir, "/index.php?site=../../../../../../../../etc/passwd%00");
req = http_get(item: u, port:port);
result = http_keepalive_send_recv(port:port, data:req);
if(result == NULL) exit(1, 'The web server on port '+port+' failed to respond.');
if(egrep(pattern:".*root:.*:0:[01]:.*", string:result))
{
if (report_verbosity > 0)
{
txt = '\nThis URL returns the content of /etc/passwd :\n' +
build_url(port: port, qs: u) + '\n';
security_warning(port:port, extra: txt);
}
else
security_warning(port);
exit(0);
}
}
exit(0, 'The web server on port '+port+' is not vulnerable.');