diff options
Diffstat (limited to 'ipa-server/ipaserver/krbinstance.py')
| -rw-r--r-- | ipa-server/ipaserver/krbinstance.py | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/ipa-server/ipaserver/krbinstance.py b/ipa-server/ipaserver/krbinstance.py index 4cdb801ee..598c2b200 100644 --- a/ipa-server/ipaserver/krbinstance.py +++ b/ipa-server/ipaserver/krbinstance.py @@ -339,6 +339,10 @@ class KrbInstance(service.Service): def __add_pwd_extop_module(self): self.__ldap_mod("pwd-extop-conf.ldif") +KRBMKEY_DENY_ACI = """ +(targetattr = "krbMKey")(version 3.0; acl "No external access"; deny (all) userdn != "ldap:///uid=kdc,cn=sysaccounts,cn=etc,$SUFFIX";) +""" + def __add_master_key(self): #get the Master Key from the stash file try: @@ -358,7 +362,9 @@ class KrbInstance(service.Service): asn1key = pyasn1.codec.ber.encoder.encode(krbMKey) dn = "cn="+self.realm+",cn=kerberos,"+self.suffix - mod = [(ldap.MOD_ADD, 'krbMKey', str(asn1key))] + #protect the master key by adding an appropriate deny rule along with the key + mod = [(ldap.MOD_ADD, 'aci', ipautil.template_str(KRBMKEY_DENY_ACI, self.sub_dict)), + (ldap.MOD_ADD, 'krbMKey', str(asn1key))] try: self.conn.modify_s(dn, mod) except ldap.TYPE_OR_VALUE_EXISTS, e: |