{"id":"CVE-2023-1638","aliases":["EUVD-2023-23867","GHSA-pfh9-c8wm-gp2p"],"status":"published","title":"IObit Malware Fighter IOCTL ImfRegistryFilter.sys 0x8001E040 denial of service","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.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00318,"percentile":0.24973,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-404"],"published":"2023-03-26T20:31:03Z","modified":"2026-06-17T05:28:25Z","products":[{"vendor":"iobit","product":"malware fighter"},{"vendor":"iobit","product":"malware_fighter"}],"references":[{"url":"https://vuldb.com/?id.224018","tags":["vdb-entry","technical-description","x_transferred","Third Party Advisory"]},{"url":"https://vuldb.com/?ctiid.224018","tags":["signature","permissions-required","x_transferred","Permissions Required","Third Party Advisory"]},{"url":"https://github.com/zeze-zeze/WindowsKernelVuln/tree/master/CVE-2023-1638","tags":["related","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://drive.google.com/file/d/1_jYlCkQMNaUwGV5QJtyz4zhdTqaGCv6Z/view","tags":["exploit","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-1638"},{"url":"https://github.com/zeze-zeze/WindowsKernelVuln/tree/master/unassigned32"},{"url":"https://github.com/advisories/GHSA-pfh9-c8wm-gp2p"}],"sources":{"cve":[{"id":"CVE-2023-1638","title":"IObit Malware Fighter IOCTL ImfRegistryFilter.sys 0x8001E040 denial of service","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.","status":"published","published":"2023-03-26T20:31:03.608Z","modified":"2025-02-19T20:15:00.56Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna"},{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna"},{"version":"2.0","score":4.6,"vector":"AV:L/AC:L/Au:S/C:N/I:N/A:C","assessor":"cna"}],"cwes":["CWE-404"],"updated_at":"2026-11-02T14:35:32.019713Z"}],"euvd":[{"id":"EUVD-2023-23867","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.","status":"published","published":"2023-03-26T20:31:03Z","modified":"2025-02-19T20:15:00Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T20:53:26.792701Z"}],"ghsa":[{"id":"GHSA-pfh9-c8wm-gp2p","title":"A vulnerability was found in IObit Malware Fighter 9.4.0.776. It has been rated as problematic....","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.","status":"published","published":"2023-03-26T21:30:23Z","modified":"2023-10-30T05:05:29Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-404"],"updated_at":"2026-11-02T14:54:48.16134Z"}],"nvd":[{"id":"CVE-2023-1638","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.","status":"published","published":"2023-03-26T21:15:06.817Z","modified":"2026-06-17T05:28:25.523Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"},{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":4.6,"vector":"AV:L/AC:L/Au:S/C:N/I:N/A:C","level":"medium","assessor":"secondary"}],"cwes":["CWE-404"],"updated_at":"2026-11-02T14:07:50.908252Z"}]}}