Product Referenceproduct
http://www.iobit.com/downloadcenter.php?product=malware-fighter-free CVE-2016-20059
HIGH
IObit Malware Fighter 4.3.1 Unquoted Service Path Privilege Escalation
Record summary
CVE-2016-20059 has a selected CVSS score of 8.5 (high); EIP currently links 1 catalogued exploit.
Description
IObit Malware Fighter 4.3.1 contains an unquoted service path vulnerability in the IMFservice and LiveUpdateSvc services that allows local attackers to escalate privileges. Attackers can insert a malicious executable file in the unquoted service path and trigger privilege escalation when the service restarts or the system reboots, executing code with LocalSystem privileges.
Description source: CVE List
Exploitation context
Available material
- Catalogued exploits
- 1
CISA SSVC decision
ExploitationPoC
AutomatableNo
Technical impactTotal
CISA Coordinator · SSVC 2.0.3 · Evaluated Apr 6, 2026 · Source: CVE List
Affected products and versions
1| Product | Source | Version range | Status |
|---|---|---|---|
IObit Malware FighterBrowse Iobit / IObit Malware Fighter | CVE List | 4.3.1 | affected |
Proofs of concept
1Catalogued exploits
ExploitDBIObit Malware Fighter 4.3.1 - Unquoted Service Path Privilege EscalationExploitDB exploitby Amir.ghtNot analyzed1 file
References
5Official Product Homepageproduct
http://www.iobit.com/en/index.php nvd.nist.gov
https://nvd.nist.gov/vuln/detail/CVE-2016-20059 ExploitDB-40525exploit
https://www.exploit-db.com/exploits/40525 VulnCheck Advisory: IObit Malware Fighter 4.3.1 Unquoted Service Path Privilege EscalationThird-party advisory
https://www.vulncheck.com/advisories/iobit-malware-fighter-unquoted-service-path-privilege-escalation