CVE-2016-20059

HIGH

IObit Malware Fighter 4.3.1 Unquoted Service Path Privilege Escalation

Title source: cna
STIX 2.1

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.

Exploits (1)

exploitdb WRITEUP
by Amir.ght · textlocalwindows
https://www.exploit-db.com/exploits/40525

References (4)

Core 4
Core References
Exploit exploit
ExploitDB-40525
https://www.exploit-db.com/exploits/40525
Product product
Official Product Homepage
http://www.iobit.com/en/index.php
Third Party Advisory third-party-advisory
VulnCheck Advisory: IObit Malware Fighter 4.3.1 Unquoted Service Path Privilege Escalation
https://www.vulncheck.com/advisories/iobit-malware-fighter-unquoted-service-path-privilege-escalation

Scores

CVSS v3 7.8
EPSS 0.0002
EPSS Percentile 4.6%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-428
Status published
Products (2)
Iobit/IObit Malware Fighter 4.3.1
iobit/malware_fighter < 4.3.1
Published Apr 04, 2026
Tracked Since Apr 04, 2026