CVE-2026-0510 SAP NetWeaver AS Java UME弱加密算法信息泄露漏洞

# CVE-2026-0510 PoC - SAP NetWeaver UME Weak Encryption Detection # This PoC demonstrates detection of weak encryption usage in UME import base64 import json def simulate_ume_encryption_check(): """ Simulate checking for obsolete encryption in UME User Mapping This PoC shows how to identify weak encryption patterns """ # Weak encryption indicators in SAP UME weak_encryption_patterns = [ "DES", "3DES", "RC4", "MD5", "SHA1" ] # Check if UME is using weak encryption encryption_algo = "DES" # Example: Obsolete algorithm detected if encryption_algo in weak_encryption_patterns: print(f"[!] WARNING: UME using obsolete encryption: {encryption_algo}") print(f"[*] Affected component: User Management Engine (UME)") print(f"[*] Data at risk: User Mapping encryption") return True return False def generate_detection_script(): """ Generate detection script for CVE-2026-0510 """ script = '''#!/bin/bash # SAP NetWeaver UME Encryption Check Script # CVE-2026-0510 Detection echo "Checking SAP NetWeaver UME encryption configuration..." echo "Reference: SAP Note 3593356" # Check for weak encryption configurations # This requires access to UME configuration files ENCRYPTION_CONFIG=$(grep -r "encryption.algorithm" /usr/sap/*/J00/config/ 2>/dev/null) if echo "$ENCRYPTION_CONFIG" | grep -E "DES|3DES|RC4"; then echo "[CRITICAL] Obsolete encryption algorithm detected!" echo "Vulnerable to CVE-2026-0510" exit 1 fi echo "[OK] No weak encryption patterns detected" ''' return script if __name__ == "__main__": print("CVE-2026-0510 - SAP NetWeaver UME Weak Encryption") print("=" * 50) simulate_ume_encryption_check() print("\nDetection script generated.")