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CVE-2016-20059

IObit Malware Fighter 4.3.1 Unquoted Service Path Privilege Escalation

High8.5EPSS 0.18%
Published
Updated
Reserved
Assigned by
VulnCheck

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.

Scores

CVSS scores of CVE-2016-20059, by who scored it
Scored byCVSSScoreVector
VulnCheckCNA (assigner)4.0High8.5CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
VulnCheckCNA (assigner)3.1High7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVDNVD · Analyzed4.0High8.5CVSS: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
EPSS (exploitation in 30 days)
0.18% · top 92% of all CVEs (3 Nov 2026)
CISA SSVC
Exploitation: poc · Automatable: no · Technical impact: total

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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.5.

Weakness

Affected products

  • Iobit · IObit Malware Fighter

    • affected 4.3.1

References (4)

Sources

The same CVE in the primary databases and aggregators, to check against.

Record last updated .