CVE-2016-20059
HIGH EPSS 7.4%
Published Apr 4, 20262mo ago · Modified Jun 17, 20262w ago
8.5 CVSS 4.0
Published Apr 4, 2026 2mo ago
Last Modified Jun 17, 2026 2w ago
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.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope X
Threat Intelligence
EPSS Exploit Probability
7.4% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available
Weaknesses 1
CWE-428
Affected Products 1
| Vendor | Product | Version | Range |
|---|---|---|---|
| iobit | malware_fighter | * | ≤4.3.1 |
References 4
- iobit.com http://www.iobit.com/downloadcenter.php?product=malware-fighter-free
- iobit.com http://www.iobit.com/en/index.php
- exploit-db.com https://www.exploit-db.com/exploits/40525
- vulncheck.com https://www.vulncheck.com/advisories/iobit-malware-fighter-unquoted-service-path-privilege-escalation
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.