Insufficient Data Verification in Fortinet FortiOS and FortiProxy SSL-VPN
CVE-2023-45586

4.7MEDIUM

Key Information:

Vendor
Fortinet
Status
Fortiproxy
FortiOS
Vendor
CVE Published:
14 May 2024

Summary

An insufficient verification of data authenticity vulnerability in Fortinet's FortiOS and FortiProxy SSL-VPN tunnel modes permits an authenticated user to spoof the IP address of another user. This occurs through the utilization of crafted network packets, allowing for potentially undetected unauthorized access to systems within the same network scope. Versions affected include FortiOS from 7.4.0 to 7.4.1, 7.2.0 to 7.2.7, and prior to 7.0.12, alongside FortiProxy in similar versions. Organizations should assess and apply available security measures.

Affected Version(s)

FortiOS 7.4.0 <= 7.4.1

FortiOS 7.2.0 <= 7.2.7

FortiOS 7.0.0 <= 7.0.12

References

https://fortiguard.com/psirt/FG-IR-23-225

CVSS V3.1

Score:
4.7
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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