CVE-2023-1643
IObit Malware Fighter IOCTL ImfHpRegFilter.sys 0x8001E040 denial of service
- Published
- Updated
- Reserved
- Assigned by
- VulDB
Description
A vulnerability has been found in IObit Malware Fighter 9.4.0.776 and classified as problematic. Affected by this vulnerability is the function 0x8001E000/0x8001E004/0x8001E018/0x8001E01C/0x8001E024/0x8001E040 in the library ImfHpRegFilter.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. The associated identifier of this vulnerability is VDB-224023.
Public exploit
A reference of the record is tagged as an exploit or proof of concept: anyone can try it against an unpatched system.
Timeline
ID reserved
By VulDB
Published
- 17 months later
· 17 months later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| VulDBCNA (assigner) | 3.1 | Medium5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
| VulDBCNA (assigner) | 3.0 | Medium5.5 | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
| VulDBCNA (assigner) | 2.0 | Medium4.6 | AV:L/AC:L/Au:S/C:N/I:N/A:C |
| NVDNVD · Modified | 3.1 | Medium5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.33% · top 74% of all CVEs (7 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.
Weakness
Affected products
- affected 9.4.0.776
References (4)
- https://vuldb.com/?id.224023 (opens in a new tab)vdb-entrytechnical-descriptionx_transferred
- https://vuldb.com/?ctiid.224023 (opens in a new tab)signaturepermissions-requiredx_transferred
- https://github.com/zeze-zeze/WindowsKernelVuln/tree/master/CVE-2023-1643 (opens in a new tab)relatedx_transferred
- https://drive.google.com/file/d/1dHdltwenfMdwAPeb3JPex0fHxfK_iLYh/view (opens in a new tab)exploitx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2023-1643)Record last updated .