7.4
CWE
119
Advisory Published

FG-IR-21-206: FortiAnalyzer/FortiManager/FortiOS/FortiProxy - stack-based buffer overflow via crafted CLI execute command

First published: Tue Jul 05 2022(Updated: )

A buffer copy without checking size of input ('Classic Buffer Overflow')  vulnerability [CWE-120] in FortiAnalyzer, FortiManager, FortiOS and FortiProxy may allow a privileged attacker to execute arbitrary code or command via crafted CLI `execute certificate remote`, `execute vpn certificate remote` and `execute restore image` operations with the TFTP protocol.

Affected SoftwareAffected VersionHow to fix
Fortinet FortiAnalyzer
Fortinet FortiManager
FortiOS
Fortinet FortiProxy

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Frequently Asked Questions

  • What is the severity of FG-IR-21-206?

    The severity of FG-IR-21-206 is considered critical due to the potential for arbitrary code execution.

  • How do I fix FG-IR-21-206?

    To fix FG-IR-21-206, apply the latest security patches provided by Fortinet for FortiAnalyzer, FortiManager, FortiOS, and FortiProxy.

  • What products are affected by FG-IR-21-206?

    FG-IR-21-206 affects FortiAnalyzer, FortiManager, FortiOS, and FortiProxy without specific version limitations.

  • What type of vulnerability is FG-IR-21-206?

    FG-IR-21-206 is classified as a classic buffer overflow vulnerability, specifically CWE-120.

  • What can an attacker do with FG-IR-21-206?

    An attacker exploiting FG-IR-21-206 can execute arbitrary code or commands via crafted CLI inputs.

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