CVE-2020-24089

Local denial of service through undisclosed driver flaw

Published Sep 19, 2023 · Updated Sep 25, 2024

Denial of service in ImfHpRegFilter.sys in IObit Malware Fighter 8.0.2 allows local users to interrupt the Windows host. The public CVE record and its referenced repository do not disclose the malformed input, reachable interface, or failing driver operation. A low-privileged local account is required, and the reported consequence is availability loss with no confidentiality or integrity impact.

CVSS severity5.5
Medium
EPSS probability0.29%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Denial of service in ImfHpRegFilter.sys in IObit Malware Fighter 8.0.2 allows local users to interrupt the Windows host. The public CVE record and its referenced repository do not disclose the malformed input, reachable interface, or failing driver operation. A low-privileged local account is required, and the reported consequence is availability loss with no confidentiality or integrity impact.

The record

CVE
CVE-2020-24089
Published
Sep 19, 2023
Updated
Sep 25, 2024
Vendor
IObit
Product
IObit Malware Fighter
Classifications
CWE-400, T1499
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Sep 19, 2023CVE publishedPublication date reported by the CVE source.
  2. Sep 25, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=8.0.2

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

IObit · IObit Malware Fighterversion=8.0.2

Published CVSS scores

5.5NVDCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-400Uncontrolled Resource Consumption
T1499Endpoint Denial of Service

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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