CVE-2021-41027

HIGH

Fortinet FortiWeb <6.4.1-6.4.0 - Buffer Overflow

Title source: llm
STIX 2.1

Description

A stack-based buffer overflow in Fortinet FortiWeb version 6.4.1 and 6.4.0, allows an authenticated attacker to execute unauthorized code or commands via crafted certificates loaded into the device.

References (1)

Core 1
Core References
Patch, Vendor Advisory x_refsource_confirm
https://fortiguard.com/advisory/FG-IR-21-134

Scores

CVSS v3 7.3
EPSS 0.0018
EPSS Percentile 39.4%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-787
Status published
Products (2)
fortinet/fortiweb 6.4.0
fortinet/fortiweb 6.4.1
Published Dec 08, 2021
Tracked Since Feb 18, 2026