Fortinet FortiClientWindows
At a glance
- Source
- NVD
- EPSS
- EPSS 0.52 % · percentile 44 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- fortinet
- NVD status
- Analyzed
Description
A buffer copy without checking size of input ('classic buffer overflow') vulnerability in Fortinet FortiClientWindows 7.4.0 through 7.4.3, FortiClientWindows 7.2.0 through 7.2.11 may allow an unauthenticated attacker in a position to alter or craft DNS responses to the targeted host to execute arbitrary code via malicious packets.
Weaknesses (CWE)
- CWE-120 — Buffer Copy without Checking Size of Input
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | HIGH 7.3 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C | fortinet |
| CVSS 3.1 | HIGH 8.1 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H | NVD · psirt@fortinet.com (Secondary) |
European references
- ENISA EUVD · EUVD-2026-57188
- GCVE · GCVE-0-2026-70465
CERT-FR advisories
- CERTFR-2026-AVI-1015 — Multiples vulnérabilités dans les produits Fortinet · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:a:fortinet:forticlient:*:*:*:*:*:windows:*:*≥ 7.2.0 < 7.2.12cpe:2.3:a:fortinet:forticlient:*:*:*:*:*:windows:*:*≥ 7.4.0 < 7.4.4
Affected products
| Product | Versions |
|---|---|
| Fortinet · FortiClientWindows | affected 7.4.0 ≤ 7.4.3 ; affected 7.2.0 ≤ 7.2.11 |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |