CVE-2021-24018

—

CVSS 3.1

8.8 high

EPSS

1%p62

Published

Aug 4, 2021 (Aug 4, 2021)

Modified

Jun 17, 2026

Description

A buffer underwrite vulnerability in the firmware verification routine of FortiOS before 7.0.1 may allow an attacker located in the adjacent network to potentially execute arbitrary code via a specifically crafted firmware image.

Vendors: fortinet
Products: fortios
Weakness: CWE-787
Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (1.0%)

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