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CVE

CWE

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CVE-2016-20059

Published: Apr 4, 2026

Modified: Apr 6, 2026

PUBLISHED

CVSS v3.1

7.8

HIGH

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.

Vendor	Product	Versions
Iobit	IObit Malware Fighter	affected `4.3.1`

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

References

ExploitDB-40525

exploit

Official Product Homepage

product

Product Reference

product

VulnCheck Advisory: IObit Malware Fighter 4.3.1 Unquoted Service Path Privilege Escalation

third-party-advisory

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