4.6
CVSSv2

CVE-2021-42757

Published: 08/12/2021 Updated: 18/01/2024
CVSS v2 Base Score: 4.6 | Impact Score: 6.4 | Exploitability Score: 3.9
CVSS v3 Base Score: 6.7 | Impact Score: 5.9 | Exploitability Score: 0.8
VMScore: 409
Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P

Vulnerability Summary

A buffer overflow [CWE-121] in the TFTP client library of FortiOS prior to 6.4.7 and FortiOS 7.0.0 up to and including 7.0.2, may allow an authenticated local malicious user to achieve arbitrary code execution via specially crafted command line arguments.

Vulnerability Trend

Vulnerable Product Search on Vulmon Subscribe to Product

fortinet fortiweb 6.4.0

fortinet fortios

fortinet fortiweb 6.4.1

fortinet fortiproxy 7.0.0

fortinet fortimanager

fortinet fortianalyzer

fortinet fortiproxy 7.0.1

fortinet fortimail

fortinet fortios-6k7k 6.4.6

fortinet fortios-6k7k 6.4.2

fortinet fortiweb

fortinet fortiproxy

fortinet fortindr

fortinet fortiswitch

fortinet fortirecorder firmware

fortinet fortios-6k7k

fortinet fortiadc

fortinet fortiportal

fortinet fortivoice