SB2023041140 - Brute-force attack in FortiOS and FortiProxy 



SB2023041140 - Brute-force attack in FortiOS and FortiProxy

Published: April 11, 2023

Security Bulletin ID SB2023041140
Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Adjecent network
Highest impact Code execution

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Improper Restriction of Excessive Authentication Attempts (CVE-ID: CVE-2022-43947)

The vulnerability allows a remote attacker to perform a brute-force attack.

The vulnerability exist due to improper restriction of excessive authentication attempts in administrative interface. A remote attacker with access to the administrative interface can perform a brute-force attack and gain unauthorized access to the system.


Remediation

Install update from vendor's website.