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CVE-2025-46373

Published: Nov 18, 2025Updated: Dec 16, 2025 Sources: CVE List NVD BDUCWE-122
NVD MITRE
7.8CVSSHIGH
EPSS Score
0.1%
Top 96.6%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

A Heap-based Buffer Overflow vulnerability [CWE-122] vulnerability in Fortinet FortiClientWindows 7.4.0 through 7.4.3, FortiClientWindows 7.2.0 through 7.2.8 may allow an authenticated local IPSec user to execute arbitrary code or commands via "fortips_74.sys". The attacker would need to bypass the Windows heap integrity protections

CVSS Vector Breakdown

AV:LAC:HPR:LUI:NS:CC:HI:HA:H
Exploitability
AV:LAttack Vector
Local
AC:HAttack Complexity
High
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:CScope
Changed
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-122

Affected Products

FortiClientWindowsFortinetSecurity Products
forticlientfortinetSecurity Products
FortiClient WindowsFortinet Inc.Security Products
fortinetcommercialUSSecurity Productsaka forti net
fortinet inc.commercialUSNetworking Infrastructureaka fortinet

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available

MITRE ATT&CK

1 technique
Privilege Escalation
View detailed technique mapping

References

https://fortiguard.fortinet.com/psirt/FG-IR-25-125
fortiguard.fortinet.com

Timeline

Published
Nov 18, 2025
Last Updated
Dec 16, 2025

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