Integer Overflow Vulnerability in FortiOS and FortiProxy Products
CVE-2025-25248

6.5MEDIUM

Key Information:

Vendor

Fortinet
Status
FortiOS
Fortipam
Fortiproxy
Vendor
CVE Published:
12 August 2025

What is CVE-2025-25248?

An Integer Overflow vulnerability in FortiOS and FortiProxy products could allow authenticated users to craft specific requests that may disrupt the availability of SSL-VPN services. Affected versions include FortiOS 7.6.2 and below, FortiProxy 7.6.2 and below, along with various versions across other products. Users are advised to review the vendor's security updates to mitigate potential risks.

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Affected Version(s)

FortiOS 7.6.0 <= 7.6.2

FortiOS 7.4.0 <= 7.4.7

FortiOS 7.2.0 <= 7.2.10

References

https://fortiguard.fortinet.com/psirt/FG-IR-24-364

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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