CVE-2025-36186

# CVE-2025-36186 PoC - IBM Db2 Local Privilege Escalation # Note: This is a conceptual PoC for educational and security research purposes only # Unauthorized access to computer systems is illegal import os import subprocess import sys def check_db2_installation(): """Check if vulnerable IBM Db2 version is installed""" db2_paths = [ '/opt/ibm/db2/V11.5', '/opt/ibm/db2/V12.1', 'C:\\Program Files\\IBM\\DB2\\' ] for path in db2_paths: if os.path.exists(path): print(f'[+] Found Db2 installation at: {path}') return path print('[-] No Db2 installation found') return None def check_privileges(): """Check current user privileges""" if os.name == 'posix': result = subprocess.run(['id'], capture_output=True, text=True) print(f'[+] Current user: {result.stdout.strip()}') else: result = subprocess.run(['whoami'], capture_output=True, text=True) print(f'[+] Current user: {result.stdout.strip()}') def exploit_db2_privilege_esc(db2_path): """ Conceptual exploitation steps for CVE-2025-36186 Actual exploitation requires specific conditions and configurations """ print('[*] Attempting privilege escalation via Db2...') print('[*] This vulnerability exploits excessive privileges in Db2 configuration') print('[*] Exploitation requires:') print(' 1. Local access to the system') print(' 2. Db2 running with elevated privileges') print(' 3. Specific configuration allowing privilege escalation') print('[*] Refer to IBM Security Bulletin for official remediation') def main(): print('=== CVE-2025-36186 IBM Db2 Privilege Escalation Check ===') check_privileges() db2_path = check_db2_installation() if db2_path: exploit_db2_privilege_esc(db2_path) else: print('[-] Target system does not appear to be vulnerable') if __name__ == '__main__': main()

{"cve": {"id": "CVE-2025-36186", "sourceIdentifier": "[email protected]", "published": "2025-11-07T19:16:24.943", "lastModified": "2025-11-18T19:08:25.080", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "IBM Db2 12.1.0 through 12.1.3 for Linux, UNIX and Windows (includes Db2 Connect Server) under specific configurations could allow a local user to execute malicious code that escalate their privileges to root due to execution of unnecessary privileges operated at a higher than minimum level."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "baseScore": 7.4, "baseSeverity": "HIGH", "attackVector": "LOCAL", "attackComplexity": "HIGH", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 1.4, "impactScore": 5.9}, {"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "baseScore": 7.8, "baseSeverity": "HIGH", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "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-250"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:ibm:db2:*:*:*:*:*:linux:*:*", "versionStartIncluding": "12.1.0", "versionEndIncluding": "12.1.3", "matchCriteriaId": "2AA1764B-CD82-4B33-B85B-27CA2F7C0ED5"}, {"vulnerable": true, "criteria": "cpe:2.3:a:ibm:db2:*:*:*:*:*:unix:*:*", "versionStartIncluding": "12.1.0", "versionEndIncluding": "12.1.3", "matchCriteriaId": "8F63D92C-AC19-4FB0-A605-08DC01875E7B"}, {"vulnerable": true, "criteria": "cpe:2.3:a:ibm:db2:*:*:*:*:*:windows:*:*", "versionStartIncluding": "12.1.0", "versionEndIncluding": "12.1.3", "matchCriteriaId": "E28DCDF3-EF5B-47D6-BD38-C98334B67BE4"}]}]}], "references": [{"url": "https://www.ibm.com/support/pages/node/7250486", "source": "[email protected]", "tags": ["Vendor Advisory"]}]}}