Penetration Testing Resources
Initial Scheme
Packet Structure
REGISTER
Frame 464654: 587 bytes on wire (4696 bits), 587 bytes captured (4696 bits) on interface 0
Ethernet II, Src: Alfa_6c:a1:07 (00:c0:ca:6c:a1:07), Dst: HuaweiTe_0e:cd:1f (d0:d0:4b:0e:cd:1f)
Internet Protocol Version 4, Src: 192.168.100.5, Dst: 202.158.33.27
User Datagram Protocol, Src Port: 5160, Dst Port: 5160
Session Initiation Protocol (REGISTER)
Request-Line: REGISTER sip:202.158.33.27:5160 SIP/2.0
Method: REGISTER
Request-URI: sip:202.158.33.27:5160
Request-URI Host Part: 202.158.33.27
Request-URI Host Port: 5160
[Resent Packet: False]
Message Header
Via: SIP/2.0/UDP 192.168.100.5:5160;rport;branch=z9hG4bKPje49ce466-4166-4a4c-9383-7f48008870df
Transport: UDP
Sent-by Address: 192.168.100.5
Sent-by port: 5160
RPort: rport
Branch: z9hG4bKPje49ce466-4166-4a4c-9383-7f48008870df
Max-Forwards: 70
From: <sip:[email protected]>;tag=f34205ab-ab23-42cc-aae5-62fc1805cb24
SIP from address: sip:[email protected]
SIP from tag: f34205ab-ab23-42cc-aae5-62fc1805cb24
To: <sip:[email protected]>
SIP to address: sip:[email protected]
Call-ID: 07d68221-6646-4e45-828e-08207ac3846a
CSeq: 53945 REGISTER
Sequence Number: 53945
Method: REGISTER
User-Agent: Pjsua2 Android 2.7
Contact: <sip:[email protected]:5160;ob>;+sip.ice
Contact URI: sip:[email protected]:5160;ob
Contact URI User Part: 7010
Contact URI Host Part: 192.168.100.5
Contact URI Host Port: 5160
Contact URI parameter: ob
Contact parameter: +sip.ice
Expires: 300
Allow: PRACK, INVITE, ACK, BYE, CANCEL, UPDATE, INFO, SUBSCRIBE, NOTIFY, REFER, MESSAGE, OPTIONS
Content-Length: 0
401 Unauthorized
Frame 464663: 633 bytes on wire (5064 bits), 633 bytes captured (5064 bits) on interface 0
Ethernet II, Src: HuaweiTe_0e:cd:1f (d0:d0:4b:0e:cd:1f), Dst: Alfa_6c:a1:07 (00:c0:ca:6c:a1:07)
Internet Protocol Version 4, Src: 202.158.33.27, Dst: 192.168.100.5
User Datagram Protocol, Src Port: 5160, Dst Port: 5160
Session Initiation Protocol (401)
Status-Line: SIP/2.0 401 Unauthorized
Status-Code: 401
[Resent Packet: False]
Message Header
Via: SIP/2.0/UDP 192.168.100.5:5160;branch=z9hG4bKPje49ce466-4166-4a4c-9383-7f48008870df;received=180.253.218.156;rport=5160
Transport: UDP
Sent-by Address: 192.168.100.5
Sent-by port: 5160
Branch: z9hG4bKPje49ce466-4166-4a4c-9383-7f48008870df
Received: 180.253.218.156
RPort: 5160
From: <sip:[email protected]>;tag=f34205ab-ab23-42cc-aae5-62fc1805cb24
SIP from address: sip:[email protected]
SIP from address User Part: 7010
SIP from address Host Part: 202.158.33.27
SIP from tag: f34205ab-ab23-42cc-aae5-62fc1805cb24
To: <sip:[email protected]>;tag=as2baad1de
SIP to address: sip:[email protected]
SIP to address User Part: 7010
SIP to address Host Part: 202.158.33.27
SIP to tag: as2baad1de
Call-ID: 07d68221-6646-4e45-828e-08207ac3846a
CSeq: 53945 REGISTER
Sequence Number: 53945
Method: REGISTER
Server: FPBX-13.0.192.19(13.17.2)
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO, PUBLISH, MESSAGE
Supported: replaces, timer
WWW-Authenticate: Digest algorithm=MD5, realm="asterisk", nonce="41828a28"
Authentication Scheme: Digest
Algorithm: MD5
Realm: "asterisk"
Nonce Value: "41828a28"
Content-Length: 0
REGISTER +login
Unavailable
200 OK
Unavailable