code | #
# (C) Tenable Network Security, Inc.
#
include("compat.inc");
if (description) {
script_id(21052);
script_version("1.21");
script_cvs_date("Date: 2018/11/15 20:50:18");
script_cve_id("CVE-2006-1065");
script_name(english:"MyBB search.php 'forums' Parameter SQLi");
script_summary(english:"Checks for the forums parameter SQL injection vulnerability in MyBB.");
script_set_attribute(attribute:"synopsis", value:
"The remote web server hosts a PHP application that is affected by a
SQL injection vulnerability.");
script_set_attribute(attribute:"description", value:
"The version of MyBB running on the remote host is affected by a SQL
injection vulnerability due to improper sanitization of user-supplied
input to the 'forums' parameter of the search.php script. A remote
attacker can exploit this issue to manipulate SQL queries, resulting
in the disclosure of sensitive information and modification of data.");
script_set_attribute(attribute:"see_also", value:"https://www.securityfocus.com/archive/1/426631/30/30/threaded");
script_set_attribute(attribute:"solution", value:
"Edit search.php and ensure 'forum' takes on only integer values as
described in the vendor advisory.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:N/I:P/A:N");
script_set_attribute(attribute:"vuln_publication_date", value:"2006/03/02");
script_set_attribute(attribute:"plugin_publication_date", value:"2006/03/13");
script_set_attribute(attribute:"plugin_type", value:"remote");
script_set_attribute(attribute:"cpe", value:"cpe:/a:mybb:mybb");
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("mybb_detect.nasl");
script_require_ports("Services/www", 80);
script_require_keys("www/PHP", "installed_sw/MyBB");
exit(0);
}
include("audit.inc");
include("global_settings.inc");
include("misc_func.inc");
include("http.inc");
include("install_func.inc");
app = "MyBB";
get_install_count(app_name:app, exit_if_zero:TRUE);
port = get_http_port(default:80, php:TRUE);
install = get_single_install(
app_name : app,
port : port
);
dir = install['path'];
install_url = build_url(port:port, qs:dir);
# First we need a username.
res = http_send_recv3(
method : "GET",
port : port,
item : dir + "/index.php",
exit_on_fail : TRUE
);
user = NULL;
pat = '<a href="member.php\\?action=profile&uid=[^>]+>([^<]+)</a>';
matches = egrep(pattern:pat, string:res);
if (matches)
{
foreach match (split(matches))
{
match = chomp(match);
user = eregmatch(pattern:pat, string:match);
if (!empty_or_null(user))
{
user = user[1];
break;
}
}
}
# If we have a username...
if (!empty_or_null(user))
{
script = SCRIPT_NAME;
url = "/search.php?action=do_search&postthread=1&author=" + user+
"&matchusername=1&forums[]=-1'" + script;
# Try to exploit the flaw to generate a SQL syntax error.
w = http_send_recv3(
method : "GET",
item : dir + url,
port : port,
exit_on_fail : TRUE
);
res = w[2];
# There's a problem if we see a syntax error with our script name.
if (egrep(
pattern:"mySQL error: 1064.+near '" + script + ",'.+Query: SELECT f\\.fid", string:res)
)
{
output = strstr(res, "mySQL error: 1064");
if (empty_or_null(output)) output = res;
security_report_v4(
port : port,
severity : SECURITY_WARNING,
generic : TRUE,
sqli : TRUE, # Sets SQLInjection KB key
request : make_list(http_last_sent_request()),
output : chomp(output)
);
exit(0);
}
else audit(AUDIT_WEB_APP_NOT_AFFECTED, app, install_url);
}
else exit(0, "Could not identify a username on the " + app + " install located at " + install_url);
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