Problem in EAP-TLS Authentication

Govardhana K N govardhan.nagarajaiah at gmail.com
Thu Jul 19 07:06:28 CEST 2007


Hi,

I was trying to configure EAP with TLS/TTlS. After enabling TLS/TTLS in "
eap.conf", I tried sending an Radius Access-Request with EAP-Identitye
response. The Server is crashing becoz of segmentation fault. The debug lod
from the server is given below.

-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
cheux301:/etc/freeradius# freeradius -X
Starting - reading configuration files ...
reread_config:  reading radiusd.conf
Config:   including file: /etc/freeradius/proxy.conf
Config:   including file: /etc/freeradius/clients.conf
Config:   including file: /etc/freeradius/snmp.conf
Config:   including file: /etc/freeradius/eap.conf
Config:   including file: /etc/freeradius/sql.conf
 main: prefix = "/usr"
 main: localstatedir = "/var"
 main: logdir = "/var/log/freeradius"
 main: libdir = "/usr/lib/freeradius:/usr/local/lib"
 main: radacctdir = "/var/log/freeradius/radacct"
 main: hostname_lookups = no
 main: max_request_time = 30
 main: cleanup_delay = 5
 main: max_requests = 1024
 main: delete_blocked_requests = 0
 main: port = 0
 main: allow_core_dumps = no
 main: log_stripped_names = yes
 main: log_file = "/var/log/freeradius/radius.log"
 main: log_auth = no
 main: log_auth_badpass = no
 main: log_auth_goodpass = no
 main: pidfile = "/var/run/freeradius/freeradius.pid"
 main: bind_address = 127.0.0.1 IP address [127.0.0.1]
 main: user = "freerad"
 main: group = "freerad"
 main: usercollide = no
 main: lower_user = "no"
 main: lower_pass = "no"
 main: nospace_user = "no"
 main: nospace_pass = "no"
 main: checkrad = "/usr/sbin/checkrad"
 main: proxy_requests = no
 proxy: retry_delay = 5
 proxy: retry_count = 3
 proxy: synchronous = no
 proxy: default_fallback = yes
 proxy: dead_time = 120
 proxy: post_proxy_authorize = no
 proxy: wake_all_if_all_dead = no
 security: max_attributes = 200
 security: reject_delay = 1
 security: status_server = no
 main: debug_level = 0
read_config_files:  reading dictionary
read_config_files:  reading naslist
Using deprecated naslist file.  Support for this will go away soon.
read_config_files:  reading clients
read_config_files:  reading realms
radiusd:  entering modules setup
Module: Library search path is /usr/lib/freeradius:/usr/local/lib
Module: Loaded exec
 exec: wait = yes
 exec: program = "(null)"
 exec: input_pairs = "request"
 exec: output_pairs = "(null)"
 exec: packet_type = "(null)"
rlm_exec: Wait=yes but no output defined. Did you mean output=none?
Module: Instantiated exec (exec)
Module: Loaded expr
Module: Instantiated expr (expr)
Module: Loaded PAP
 pap: encryption_scheme = "crypt"
Module: Instantiated pap (pap)
Module: Loaded CHAP
Module: Instantiated chap (chap)
Module: Loaded MS-CHAP
 mschap: use_mppe = yes
 mschap: require_encryption = yes
 mschap: require_strong = yes
 mschap: with_ntdomain_hack = no
 mschap: passwd = "(null)"
 mschap: ntlm_auth = "(null)"
Module: Instantiated mschap (mschap)
Module: Loaded System
 unix: cache = no
 unix: passwd = "/etc/passwd"
 unix: shadow = "/etc/shadow"
 unix: group = "/etc/group"
 unix: radwtmp = "/var/log/freeradius/radwtmp"
 unix: usegroup = no
 unix: cache_reload = 600
Module: Instantiated unix (unix)
Module: Loaded eap
 eap: default_eap_type = "md5"
 eap: timer_expire = 60
 eap: ignore_unknown_eap_types = no
 eap: cisco_accounting_username_bug = no
rlm_eap: Loaded and initialized type md5
rlm_eap: Loaded and initialized type leap
 gtc: challenge = "Password: "
 gtc: auth_type = "PAP"
rlm_eap: Loaded and initialized type gtc
 tls: rsa_key_exchange = no
 tls: dh_key_exchange = yes
 tls: rsa_key_length = 512
 tls: dh_key_length = 512
 tls: verify_depth = 0
 tls: CA_path = "(null)"
 tls: pem_file_type = yes
 tls: private_key_file = "/etc/freeradius/certs/cert-srv.pem"
 tls: certificate_file = "/etc/freeradius/certs/cert-srv.pem"
 tls: CA_file = "/etc/freeradius/certs/demoCA/cacert.pem"
 tls: private_key_password = "whatever"
 tls: dh_file = "/etc/freeradius/certs/dh"
 tls: random_file = "/etc/freeradius/certs/random"
 tls: fragment_size = 1024
 tls: include_length = yes
 tls: check_crl = yes
 tls: check_cert_cn = "%{User-Name}"
 tls: cipher_list = "DEFAULT"
 tls: check_cert_issuer = "/C=GB/ST=Berkshire/L=Newbury/O=My Company Ltd"
rlm_eap_tls: Loading the certificate file as a chain
rlm_eap: Loaded and initialized type tls
 ttls: default_eap_type = "md5"
 ttls: copy_request_to_tunnel = no
 ttls: use_tunneled_reply = no
rlm_eap: Loaded and initialized type ttls
 mschapv2: with_ntdomain_hack = no
rlm_eap: Loaded and initialized type mschapv2
Module: Instantiated eap (eap)
Module: Loaded preprocess
 preprocess: huntgroups = "/etc/freeradius/huntgroups"
 preprocess: hints = "/etc/freeradius/hints"
 preprocess: with_ascend_hack = no
 preprocess: ascend_channels_per_line = 23
 preprocess: with_ntdomain_hack = no
 preprocess: with_specialix_jetstream_hack = no
 preprocess: with_cisco_vsa_hack = no
 preprocess: with_alvarion_vsa_hack = no
Module: Instantiated preprocess (preprocess)
Module: Loaded realm
 realm: format = "suffix"
 realm: delimiter = "@"
 realm: ignore_default = no
 realm: ignore_null = no
Module: Instantiated realm (suffix)
Module: Loaded files
 files: usersfile = "/etc/freeradius/users"
 files: acctusersfile = "/etc/freeradius/acct_users"
 files: preproxy_usersfile = "/etc/freeradius/preproxy_users"
 files: compat = "no"
Module: Instantiated files (files)
Module: Loaded Acct-Unique-Session-Id
 acct_unique: key = "User-Name, Acct-Session-Id, NAS-IP-Address,
Client-IP-Address"
Module: Instantiated acct_unique (acct_unique)
Module: Loaded detail
 detail: detailfile =
"/var/log/freeradius/radacct/%{Client-IP-Address}/detail-%Y%m%d"
 detail: detailperm = 384
 detail: dirperm = 493
 detail: locking = no
Module: Instantiated detail (detail)
Module: Loaded radutmp
 radutmp: filename = "/var/log/freeradius/radutmp"
 radutmp: username = "%{User-Name}"
 radutmp: case_sensitive = yes
 radutmp: check_with_nas = yes
 radutmp: perm = 384
 radutmp: callerid = yes
Module: Instantiated radutmp (radutmp)
Listening on authentication 127.0.0.1:1812
Listening on accounting 127.0.0.1:1813
Ready to process requests.
rad_recv: Access-Request packet from host 127.0.0.1:32823, id=217, length=95
        User-Name = "jrc"
        NAS-Identifier = "jrcnas"
        NAS-Port-Type = Ethernet
        CUI = "0"
        Service-Type = Framed-User
        Framed-MTU = 1400
        Calling-Station-Id = "1:1:1:1:1:1"
        Message-Authenticator = 0x2568987af6f31763f9199f8067fafee1
        EAP-Message = 0x02d20008016a7263
  Processing the authorize section of radiusd.conf
modcall: entering group authorize for request 0
Segmentation fault
cheux301:/etc/freeradius#



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-- 
Thanks & Regards,
Govardhana K N
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