IM
IronMonkey Threat Research

CVE-2025-25253 HIGH

Published: 2025-10-14 | Last Modified: 2026-06-09 | Status: Modified

Description

An Improper Validation of Certificate with Host Mismatch vulnerability [CWE-297] in FortiProxy version 7.6.1 and below, version 7.4.8 and below, 7.2 all versions, 7.0 all versions and FortiOS version 7.6.2 and below, version 7.4.8 and below, 7.2 all versions, 7.0 all versions ZTNA proxy may allow an unauthenticated attacker in a man-in-the middle position to intercept and tamper with connections to the ZTNA proxy

CVSS Metrics

Base Score: 7.5 (HIGH)

CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack VectorADJACENT_NETWORK
Attack ComplexityHIGH
Privileges RequiredNONE
User InteractionNONE
ScopeUNCHANGED
Confidentiality ImpactHIGH
Integrity ImpactHIGH
Availability ImpactHIGH

Source: [email protected]

Type: Secondary

Exploitability Score: 1.6

Impact Score: 5.9

Weaknesses

Source Type Description
[email protected] Secondary
en CWE-297

Affected Products

Vendor Product Version Update Type
fortinet fortiproxy * <built-in method update of dict object at 0x7fd36b5b8640> Application
fortinet fortiproxy * <built-in method update of dict object at 0x7fd2dbcdca00> Application
fortinet fortios * <built-in method update of dict object at 0x7fd2dbcddac0> Operating System
fortinet fortios * <built-in method update of dict object at 0x7fd2db0f9700> Operating System

Affected Configurations

Operator: OR

Vulnerable CPE
Yes cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:*
Yes cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:*

Operator: OR

Vulnerable CPE
Yes cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*
Yes cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*

References