SB2025070845 - Heap-based buffer overflow in FortiOS

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Main Vulnerability Database SB2025070845

SB2025070845 - Heap-based buffer overflow in FortiOS

Published: July 8, 2025

Security Bulletin ID SB2025070845
CSH 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 vulnerability.


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

CWE-ID: CWE-122 - Heap-based Buffer Overflow

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear


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.

References