CVE-2021-42753

HIGH

FortiWeb 5.8.0-6.3.15 - Authenticated Path Traversal and Arbitrary File Deletion

Title source: llm
STIX 2.1

Description

An improper limitation of a pathname to a restricted directory ('Path Traversal') vulnerability [CWE-22] in FortiWeb management interface 6.4.1 and below, 6.3.15 and below, 6.2.x, 6.1.x, 6.0.x, 5.9.x and 5.8.x may allow an authenticated attacker to perform an arbitrary file and directory deletion in the device filesystem.

References (1)

Core 1
Core References
Vendor Advisory x_refsource_confirm
https://fortiguard.com/psirt/FG-IR-21-158

Scores

CVSS v3 8.1
EPSS 0.0060
EPSS Percentile 69.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-22
Status published
Products (1)
fortinet/fortiweb 5.8.0 - 6.3.16
Published Feb 02, 2022
Tracked Since Feb 18, 2026