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CVE-2023-1646

24
FAUCET Score

CVE-2023-1646 is a critical stack-based buffer overflow vulnerability affecting IObit Malware Fighter version 9.4.0.776, specifically within the IMFCameraProtect.sys driver's IOCTL Handler. This vulnerability has a CVSS score of 7.8 (High), indicating that a local attacker with low privileges could achieve high confidentiality, integrity, and availability impacts. While the exploit has been publicly disclosed, there is no evidence of active exploitation, and it lacks exploit modules in common frameworks like Metasploit or Nuclei, with minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
9.4.0.776CPE matchmatch criteria
cpe:2.3:a:iobit:malware_fighter:9.4.0.776:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.3MEDIUM

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
LOW
Exploitability Score
1.8
Impact Score
3.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.37%
Probability of exploitation in next 30 days
EPSS Percentile
30.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0037 is in the 69th percentile among its peer group of 17,070 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

drive.google.com / file/d/1GITWzh29cRcycVqVJgMJuX6emE_f1KPV/view
ProductThird Party Advisory
github.com / zeze-zeze/WindowsKernelVuln/tree/master/CVE-2023-1646
ExploitThird Party Advisory
vuldb.com
Permissions RequiredThird Party Advisory
vuldb.com
Third Party Advisory