What’s Vulnerable › Vulnerabilities

CVE-2023-1638: IObit Malware Fighter IOCTL ImfRegistryFilter.sys 0x8001E040 denial of service

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-03-26 · updated 2026-06-17
• Weakness: CWE-404

Description

A vulnerability was found in IObit Malware Fighter 9.4.0.776. It has been rated as problematic. Affected by this issue is the function 0x8001E024/0x8001E040 in the library ImfRegistryFilter.sys of the component IOCTL Handler. The manipulation leads to denial of service. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used. VDB-224018 is the identifier assigned to this vulnerability.

Affected products

• IObit Malware Fighter: 9.4.0.776

References

• https://drive.google.com/file/d/1_jYlCkQMNaUwGV5QJtyz4zhdTqaGCv6Z/view
• https://github.com/zeze-zeze/WindowsKernelVuln/tree/master/CVE-2023-1638
• https://vuldb.com/?ctiid.224018
• https://vuldb.com/?id.224018
• https://drive.google.com/file/d/1_jYlCkQMNaUwGV5QJtyz4zhdTqaGCv6Z/view
• https://github.com/zeze-zeze/WindowsKernelVuln/tree/master/CVE-2023-1638
• https://vuldb.com/?ctiid.224018
• https://vuldb.com/?id.224018

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