SB2023061316 - MitM attack in FortiOS and FortiProxy



SB2023061316 - MitM attack in FortiOS and FortiProxy

Published: June 13, 2023

Security Bulletin ID SB2023061316
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Data manipulation

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 vulnerability.


1) Improper Certificate Validation (CVE-ID: CVE-2023-29175)

CWE-ID: CWE-295 - Improper Certificate Validation

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green


The vulnerability allows a remote attacker to perform MitM attack.

The vulnerability exists due to improper certificate validation when connecting to a remote FortiGuard's map server. A remote attacker can perform MitM attack and access or alter sensitive data.


Remediation

Install update from vendor's website.