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- #
- # This script was written by Renaud Deraison <deraison@cvs.nessus.org>
- #
- # See the Nessus Script License for details
- #
- #
-
-
- if(description)
- {
- script_id(11285);
- script_bugtraq_id(5976);
- script_cve_id("CAN-2002-1222");
-
- script_version("$Revision: 1.5 $");
-
- name["english"] = "CSCdy26428";
-
- script_name(english:name["english"]);
-
- desc["english"] = "
-
- The remote switch is vulnerable to a buffer overflow
- in its embedded HTTP server. An attacker may use this
- flaw to make your switch reboot continuously, resulting
- in a denial of service.
-
- This vulnerability is documented with the CISCO
- bug ID CSCdy26428
-
- Solution :
- http://www.cisco.com/warp/public/707/catos-http-overflow-vuln.shtml
- Risk factor : High
-
- *** As Nessus solely relied on the banner of the remote host
- *** this might be a false positive
- ";
- script_description(english:desc["english"]);
-
- summary["english"] = "Uses SNMP to determine if a flaw is present";
- script_summary(english:summary["english"]);
-
- script_category(ACT_GATHER_INFO);
-
- script_copyright(english:"This script is (C) 2003 Renaud Deraison");
-
- script_family(english:"CISCO");
-
- script_dependencie("snmp_sysDesc.nasl",
- "snmp_cisco_type.nasl");
- script_require_keys("SNMP/community",
- "SNMP/sysDesc",
- "CISCO/model");
- exit(0);
- }
-
-
- # The code starts here
- ok=0;
- os = get_kb_item("SNMP/sysDesc"); if(!os)exit(0);
- hardware = get_kb_item("CISCO/model"); if(!hardware)exit(0);
-
-
-
- if(!get_port_state(80))exit(0);
- soc = http_open_socket(80);
- if(!soc)exit(0);
- else close(soc);
-
-
-
- # Check for the required hardware...
- #----------------------------------------------------------------
- # catalyst.*
- if(ereg(string:hardware, pattern:"^catalyst.*$"))ok=1;
-
- if(!ok)exit(0);
- ok = 0;
-
-
- # Check for the required operating system...
- #----------------------------------------------------------------
- # Is this CatOS ?
- if(!egrep(pattern:".*Cisco Catalyst Operating System.*", string:os))exit(0);
- # 5.4
- if(egrep(string:os, pattern:"(5\.4\([0-9]*\)|5\.4),"))ok=1;
-
- # 5.5
- if(egrep(string:os, pattern:"(5\.5\(([0-9]|1[0-6])\)|5\.5),"))ok=1;
-
- # 6.0
- if(egrep(string:os, pattern:"(6\.0\([0-9]*\)|6\.0),"))ok=1;
-
- # 6.1
- if(egrep(string:os, pattern:"(6\.1\([0-9]*\)|6\.1),"))ok=1;
-
- # 6.2
- if(egrep(string:os, pattern:"(6\.2\([0-9]*\)|6\.2),"))ok=1;
-
- # 6.3
- if(egrep(string:os, pattern:"(6\.3\([0-8]\)|6\.3),"))ok=1;
-
- # 7.0
- if(egrep(string:os, pattern:"(7\.0\([0-9]*\)|7\.0),"))ok=1;
-
- # 7.1
- if(egrep(string:os, pattern:"(7\.1\([0-9]*\)|7\.1),"))ok=1;
-
- # 7.2
- if(egrep(string:os, pattern:"(7\.2\([0-9]*\)|7\.2),"))ok=1;
-
- # 7.3
- if(egrep(string:os, pattern:"(7\.3\([0-9]*\)|7\.3),"))ok=1;
-
- # 7.4
- if(egrep(string:os, pattern:"(7\.4\([0-0]\)|7\.4),"))ok=1;
-
-
- #----------------------------------------------
-
- if(ok)security_hole(port:161, proto:"udp");
-