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.
Published: 2026-04-04
Score: 8.5 High
EPSS: < 1% Very Low
KEV: No
Impact: Local Privilege Escalation
Action: Patch
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Mon, 27 Apr 2026 13:30:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:iobit:malware_fighter:*:*:*:*:free:*:*:*

Mon, 06 Apr 2026 16:45:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Sat, 04 Apr 2026 15:00:00 +0000

Type Values Removed Values Added
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.
Title IObit Malware Fighter 4.3.1 Unquoted Service Path Privilege Escalation
First Time appeared Iobit
Iobit malware Fighter
Weaknesses CWE-428
CPEs cpe:2.3:a:iobit:malware_fighter:11.0.0.1274:*:*:*:*:*:*:*
cpe:2.3:a:iobit:malware_fighter:4.0.3.22:*:*:*:*:*:*:*
cpe:2.3:a:iobit:malware_fighter:4.2.02425:*:*:*:*:*:*:*
cpe:2.3:a:iobit:malware_fighter:4.3.1:*:*:*:*:*:*:*
cpe:2.3:a:iobit:malware_fighter:4.5.03457:*:*:*:*:*:*:*
cpe:2.3:a:iobit:malware_fighter:5.5.0:*:*:*:*:*:*:*
cpe:2.3:a:iobit:malware_fighter:8.0.2.547:*:*:*:-:*:*:*
cpe:2.3:a:iobit:malware_fighter:8.0.2.547:*:*:*:pro:*:*:*
cpe:2.3:a:iobit:malware_fighter:9.2:*:*:*:*:*:*:*
cpe:2.3:a:iobit:malware_fighter:9.4.0.776:*:*:*:*:*:*:*
Vendors & Products Iobit
Iobit malware Fighter
References
Metrics cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 8.5, 'vector': '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'}


Subscriptions

Iobit Malware Fighter
cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-04-06T15:28:43.356Z

Reserved: 2026-04-04T13:42:51.909Z

Link: CVE-2016-20059

cve-icon Vulnrichment

Updated: 2026-04-06T15:20:15.879Z

cve-icon NVD

Status : Analyzed

Published: 2026-04-04T14:16:18.557

Modified: 2026-04-27T13:27:25.357

Link: CVE-2016-20059

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-04-06T21:57:52Z

Weaknesses