SB2025070845 - Heap-based buffer overflow in FortiOS 



SB2025070845 - Heap-based buffer overflow in FortiOS

Published: July 8, 2025

Security Bulletin ID SB2025070845
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Local access
Highest impact Data manipulation

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Heap-based buffer overflow (CVE-ID: CVE-2025-24477)

The vulnerability allows a local privileged user to read and manipulate data.

The vulnerability exists due to heap-based buffer overflow in cw_stad daemon. An authenticated attacker can execute arbitrary code or commands via specifically crafted requests.

The following models are impacted if configured as a as a wireless client :
- FWF_80F_2R_3G4G_DSL
- FWF_80F_2R
- FWF_81F_2R_3G4G_DSL
- FWF_81F_2R_3G4G_POE
- FWF_81F_2R
- FWF_81F_2R_POE
- FWF_90G_2R
- FWF_91G_2R


Remediation

Install update from vendor's website.