val_cname_to_unsigned_fake_rrsig.rpl 7.06 KB
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; config options
; The island of trust is at example.com
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;server:
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	trust-anchor: "example.com.		IN DS 438 10 2 33F8133EB48EDB093839E985600EB7B7009EB5AC312D11CCA9007F6B 71D94D7B"
	val-override-date: "20160308103040"
	stub-addr: 193.0.14.129 	# K.ROOT-SERVERS.NET.
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	query-minimization: off
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CONFIG_END

SCENARIO_BEGIN CNAME with invalid RRSIG to unsigned subzone must produce SERVFAIL

; K.ROOT-SERVERS.NET.
RANGE_BEGIN 0 100
	ADDRESS 193.0.14.129 
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR NOERROR
SECTION QUESTION
. IN NS
SECTION ANSWER
. IN NS	K.ROOT-SERVERS.NET.
SECTION ADDITIONAL
K.ROOT-SERVERS.NET.	IN	A	193.0.14.129
ENTRY_END

ENTRY_BEGIN
MATCH opcode subdomain
ADJUST copy_id copy_query
REPLY QR NOERROR
SECTION QUESTION
com. IN A
SECTION AUTHORITY
com.	IN NS	a.gtld-servers.net.
SECTION ADDITIONAL
a.gtld-servers.net.	IN 	A	192.5.6.30
ENTRY_END
RANGE_END

; a.gtld-servers.net.
RANGE_BEGIN 0 100
	ADDRESS 192.5.6.30
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR NOERROR
SECTION QUESTION
com. IN NS
SECTION ANSWER
com.    IN NS   a.gtld-servers.net.
SECTION ADDITIONAL
a.gtld-servers.net.     IN      A       192.5.6.30
ENTRY_END

ENTRY_BEGIN
MATCH opcode subdomain
ADJUST copy_id copy_query
REPLY QR NOERROR
SECTION QUESTION
example.com. IN A
SECTION AUTHORITY
example.com.	IN NS	ns.example.com.
SECTION ADDITIONAL
ns.example.com.		IN 	A	1.2.3.4
ENTRY_END
RANGE_END

; ns.example.com.
RANGE_BEGIN 0 100
	ADDRESS 1.2.3.4
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR AA NOERROR
SECTION QUESTION
example.com. IN NS
SECTION ANSWER
example.com.      	3600 IN NS	ns.example.com.
example.com.		3600 IN RRSIG	NS 10 2 3600 20251231235959 20160308093040 2843 example.com. boNVuXxyhW+Gmiu+4ip1QQvIGqFNVsFfg1v+ywgc4+37ieQ5t+qJsHVm fJITRZrJxYQ6T/MkZKhpxLCemgFeKU6syWwoCfypnGino2G1urvqThna WTImSPhY/QsOj1ALy51d9Q+Mb5vt69XJt6SQvtNf6imepIFOT6CPSfjx BJ4=
SECTION ADDITIONAL
ns.example.com.		3600 IN A	1.2.3.4
ns.example.com.		3600 IN RRSIG	A 10 3 3600 20251231235959 20160308093040 2843 example.com. VSq+DkxJYr9Z+uh3KgpyPNwtuim4WVXnTdhRW7HX90CP5tyOVjDDTehA UmCxB8iFjUFE3hlwDx0Y71g+8Oso1t0JGkvDtWf5RDx1w+4K/1pQ2JMG lZTh7juaGJzXtltxqBoY67z1FBp9MI59O0hkABtz1CElj9LrhDr9wQa4 OUo=
ENTRY_END

ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR AA NOERROR
SECTION QUESTION
example.com. IN DNSKEY
SECTION ANSWER
example.com.		3600 IN DNSKEY	256 3 10 AwEAAcOHC7D2ZcG5M6MK5If/60+vvBM67BC8qUx04f6Kcvhx9GBMIMYz 87m6m2P5WKafW5AN1K9jY37m2fU/TdACQNzqu4wyVsOQefke/v2fgswg NgneP/C7cpyBVuK+8BUHjrorfLORClD3mbQMQldaaO2h6+OArAGHlFNI oFsuCjyR
example.com.		3600 IN DNSKEY	257 3 10 AwEAAc4VCSEu1C1lAxuZMC8tSyissZNXC2lgS3zNvAvFdLtAsSbhB1cj dLCtTWUv1Ki/T+iWn10iemLQJ0S6z8wK+a7maC3ELZP1qoSFln+FiAsZ xYK72/XDEYMMp01F0gxgzZ2alWx3WKm2mELXf/ezEx+7X2ZNbwum5TKt FxtvotmT
example.com.		3600 IN RRSIG	DNSKEY 10 2 3600 20251231235959 20160308093040 438 example.com. cas8JKwtLUIItwOgrDrDG9pSkqiYw3r+8vyvt962kjHFBNG0D7AeegaO GMSWRziqA4L8xdgP750rLR5CRFQ9oPQlr/RWnsebGdJ3Yohwwa04HE6n OvR+o0u0oqNQ+P5KinxVKSv0Ru+BVMPHRDfIXN/FD5p9+nvIrnjXQlI3 vvM=
example.com.		3600 IN RRSIG	DNSKEY 10 2 3600 20251231235959 20160308093040 2843 example.com. uDLTMMTvJCcetKr6THEJ8Rn0gMLPFZTbOGJBZyZ2E5F9KkPSS01Nm6/P e+j0R3ObYXodqnZIY19fzXJKS2dJktoXkqNLBW/SpWTlFzpfHKCvTbJS VLrJ/lrEunE5cgSAqBrbAAuJrFpX/gaavqokElnUv1Mki2agTH1dTZyn X8M=
SECTION AUTHORITY
example.com.		3600 IN NS	ns.example.com.
example.com.		3600 IN RRSIG	NS 10 2 3600 20251231235959 20160308093040 2843 example.com. boNVuXxyhW+Gmiu+4ip1QQvIGqFNVsFfg1v+ywgc4+37ieQ5t+qJsHVm fJITRZrJxYQ6T/MkZKhpxLCemgFeKU6syWwoCfypnGino2G1urvqThna WTImSPhY/QsOj1ALy51d9Q+Mb5vt69XJt6SQvtNf6imepIFOT6CPSfjx BJ4=
SECTION ADDITIONAL
ns.example.com.		3600 IN A	1.2.3.4
ns.example.com.		3600 IN RRSIG	A 10 3 3600 20251231235959 20160308093040 2843 example.com. VSq+DkxJYr9Z+uh3KgpyPNwtuim4WVXnTdhRW7HX90CP5tyOVjDDTehA UmCxB8iFjUFE3hlwDx0Y71g+8Oso1t0JGkvDtWf5RDx1w+4K/1pQ2JMG lZTh7juaGJzXtltxqBoY67z1FBp9MI59O0hkABtz1CElj9LrhDr9wQa4 OUo=
ENTRY_END

ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR AA NOERROR
SECTION QUESTION
www.example.com. IN A
SECTION ANSWER
www.example.com.			      3600 IN CNAME	fake.sub.example.com.
; following RRSIG was generated for www.example.com. 3600 IN CNAME www.sub.example.com.
; -> rdata "fake.sub.example.com." == an attack!
www.example.com.			      3600 IN RRSIG	CNAME 10 3 3600 20251231235959 20160308093040 2843 example.com. msZaF29s99toR+WhRyQsRR63Nclwvic7dOMKH3KW3g/mamiN22g9dJ7L VPdG1FX9+4qosyn37d/+jUXy2UIryBXuXBojpPU3UrPq/gJOYtp1y23e dHgeGpCv7Tmp/TDDWJPNSUL/rWjl64MK1Dkd+O4plU+SMgqN1wuTgBg8 fsk=
ENTRY_END

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ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR NOERROR
SECTION QUESTION
www.example.com. IN RRSIG
SECTION ANSWER
; following RRSIG was generated for www.example.com. 3600 IN CNAME www.sub.example.com.
; -> rdata "fake.sub.example.com." obtained from previous query == an attack!
www.example.com.			      3600 IN RRSIG	CNAME 10 3 3600 20251231235959 20160308093040 2843 example.com. msZaF29s99toR+WhRyQsRR63Nclwvic7dOMKH3KW3g/mamiN22g9dJ7L VPdG1FX9+4qosyn37d/+jUXy2UIryBXuXBojpPU3UrPq/gJOYtp1y23e dHgeGpCv7Tmp/TDDWJPNSUL/rWjl64MK1Dkd+O4plU+SMgqN1wuTgBg8 fsk=
ENTRY_END


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ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR AA NOERROR
SECTION QUESTION
fake.sub.example.com. IN A
SECTION ANSWER
SECTION AUTHORITY
sub.example.com.			      3600 IN NS	ns.sub.example.com.
SECTION ADDITIONAL
ns.sub.example.com.			      3600 IN A		1.2.3.5
ENTRY_END

ENTRY_BEGIN
MANDATORY
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR AA NOERROR
SECTION QUESTION
sub.example.com. IN DS
SECTION ANSWER
SECTION AUTHORITY
example.com.				      3600 IN SOA	ns.example.com. hostmaster.example.com. 2016022600 28800 7200 604800 18000
example.com.				      3600 IN RRSIG	SOA 10 2 3600 20251231235959 20160308093040 2843 example.com. s3pCq6ZK3DEUkWYX3XKvr5v9Z4AhbJ4P7/AKQkhe3zymnTba7Bo5Uhmb Vav/A+u8gsoo9yBumReXLAv047btO+jdCOLD/yXvmaSt/yGGcipFoX6r 4kQWzUHby4NlQEdO3YykiZx7FtCGsMp0cfwPae4glkDsAPnIhhQurzzE VP4=
sub.example.com.			      18000 IN NSEC	www.example.com. NS RRSIG NSEC
sub.example.com.			      18000 IN RRSIG	NSEC 10 3 18000 20251231235959 20160308093040 2843 example.com. vA2GpUEeAnbvg8t35VEZybJoJvxlu9UGXHNEzIohxKetvLTp761NaCW5 NIhYnVv/b9GDmu5sU9cvQxN+7nEGqLXKnzlGbzIdSedrzBgjOnQNOGO5 BJTollsCG71OfTs2/4kzi04N11yWqSaJyidWLXPH2lElTFQX/3dMcP2m 5uE=
ENTRY_END

RANGE_END

; ns.sub.example.com.
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; it should not be reached because of invalid RRSIG
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RANGE_BEGIN 0 100
	ADDRESS 1.2.3.5
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR AA NOERROR
SECTION QUESTION
fake.sub.example.com. IN A
SECTION ANSWER
fake.sub.example.com.			      3600 IN A		1.2.3.123
ENTRY_END
RANGE_END


STEP 10 QUERY
ENTRY_BEGIN
REPLY RD DO
SECTION QUESTION
www.example.com. IN A
ENTRY_END

STEP 20 CHECK_ANSWER
ENTRY_BEGIN
MATCH all
REPLY QR RD RA DO SERVFAIL
SECTION QUESTION
www.example.com. IN A
SECTION ANSWER
SECTION AUTHORITY
SECTION ADDITIONAL
ENTRY_END

; Cache hit
STEP 30 QUERY
ENTRY_BEGIN
REPLY RD DO
SECTION QUESTION
www.example.com. IN A
ENTRY_END

STEP 40 CHECK_ANSWER
ENTRY_BEGIN
MATCH all
REPLY QR RD RA DO SERVFAIL
SECTION QUESTION
www.example.com. IN A
SECTION ANSWER
SECTION AUTHORITY
SECTION ADDITIONAL
ENTRY_END

SCENARIO_END