CVE-2025-46373

Published Nov 18, 2025

Last updated 3 months ago

CVSS high 7.8

Overview

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
Source: psirt@fortinet.com
NVD status: Modified
Products: forticlient

Risk scores

CVSS 3.1

Type: Secondary
Base score: 7.8
Impact score: 6
Exploitability score: 1.1
Vector string: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
Severity: HIGH

Weaknesses

psirt@fortinet.com: CWE-122

Hype score: Not currently trending

Configurations

[
  {
    "nodes": [
      {
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:a:fortinet:forticlient:*:*:*:*:*:windows:*:*",
            "matchCriteriaId": "5557A33B-0705-4621-B729-BD087AB315AA",
            "versionEndExcluding": "7.2.9",
            "versionStartIncluding": "7.2.0",
            "vulnerable": true
          },
          {
            "criteria": "cpe:2.3:a:fortinet:forticlient:*:*:*:*:*:windows:*:*",
            "matchCriteriaId": "51121FCA-2CA9-4B4B-A27C-C4729AB797BB",
            "versionEndExcluding": "7.4.4",
            "versionStartIncluding": "7.4.0",
            "vulnerable": true
          }
        ],
        "negate": false,
        "operator": "OR"
      }
    ]
  }
]

References

Sources include official advisories and independent security research.

Overview

Risk scores

CVSS 3.1

Weaknesses

Social media

Configurations

Related CVEs

References