HOMEVULNERABILITIESCVE-2023-1646
HIGH

CVE-2023-1646

CWE-121Published: March 26, 2023· Updated: Jun 17, 2026

7.8
CVSS v3.1

Official Description

A vulnerability was found in IObit Malware Fighter 9.4.0.776. It has been declared as critical. This vulnerability affects the function 0x8018E000/0x8018E004 in the library IMFCameraProtect.sys of the component IOCTL Handler. The manipulation leads to stack-based buffer overflow. An attack has to be approached locally. The exploit has been disclosed to the public and may be used. VDB-224026 is the identifier assigned to this vulnerability.

NVD Source

Technical Analysis

CVE-2023-1646 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 7.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

iobit1 product(s)
malware fighter
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttps://drive.google.com/file/d/1GITWzh29cRcycVqVJgMJuX6emE_f1KPV/view
ADVISORYhttps://github.com/zeze-zeze/WindowsKernelVuln/tree/master/CVE-2023-1646
ADVISORYhttps://vuldb.com/?ctiid.224026
ADVISORYhttps://vuldb.com/?id.224026
ADVISORYhttps://drive.google.com/file/d/1GITWzh29cRcycVqVJgMJuX6emE_f1KPV/view
ADVISORYhttps://github.com/zeze-zeze/WindowsKernelVuln/tree/master/CVE-2023-1646
ADVISORYhttps://vuldb.com/?ctiid.224026
ADVISORYhttps://vuldb.com/?id.224026

All References (8)

→
https://drive.google.com/file/d/1GITWzh29cRcycVqVJgMJuX6emE_f1KPV/viewProduct · Third Party Advisory
→
https://github.com/zeze-zeze/WindowsKernelVuln/tree/master/CVE-2023-1646Exploit · Third Party Advisory
→
https://vuldb.com/?ctiid.224026Permissions Required · Third Party Advisory
→
https://vuldb.com/?id.224026Third Party Advisory
→
https://drive.google.com/file/d/1GITWzh29cRcycVqVJgMJuX6emE_f1KPV/viewProduct · Third Party Advisory
→
https://github.com/zeze-zeze/WindowsKernelVuln/tree/master/CVE-2023-1646Exploit · Third Party Advisory
→
https://vuldb.com/?ctiid.224026Permissions Required · Third Party Advisory
→
https://vuldb.com/?id.224026Third Party Advisory

Quick Facts

CVE IDCVE-2023-1646
CVSS Score7.8 / 10
SeverityHIGH
WeaknessCWE-121
CISA KEVNo
Affected1 vendor(s)
PublishedMar 26, 2023

Related CVEs (CWE-121)

CVE-2020-14498
10.0
CVE-2014-9190
10.0
CVE-2026-12846
10.0
CVE-2026-12485
10.0
CVE-2026-12847
10.0
CVE-2021-21960
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2023-1646 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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