3.4
CWE
1389
Advisory Published
CVE Published
Updated

CVE-2024-26015: FortiOS - IP address validation mishandles zero characters

First published: Tue Jul 09 2024(Updated: )

An incorrect parsing of numbers with different radices vulnerability [CWE-1389] in FortiOS and FortiProxy IP address validation feature may permit an unauthenticated attacker to bypass the IP blocklist via crafted requests.

Credit: psirt@fortinet.com

Affected SoftwareAffected VersionHow to fix
Fortinet FortiOS>=7.4.0<=7.4.3
Fortinet FortiOS>=7.2.0<=7.2.8
Fortinet FortiOS>=7.0
Fortinet FortiProxy>=7.4.0<=7.4.3
Fortinet FortiProxy>=7.2
Fortinet FortiProxy>=7.0

Remedy

Please upgrade to FortiProxy version 7.4.4 or above Please upgrade to FortiOS version 7.6.0 or above Please upgrade to FortiOS version 7.4.4 or above

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