Fortinet · Multiple Products
CVE-2025-25249
Fortinet Multiple Products Heap-based Buffer Overflow Vulnerability
Qué es
A heap-based buffer overflow vulnerability in Fortinet FortiOS 7.6.0 through 7.6.3, FortiOS 7.4.0 through 7.4.8, FortiOS 7.2.0 through 7.2.11, FortiOS 7.0.0 through 7.0.17, FortiOS 6.4 all versions, FortiSwitchManager 7.2.0 through 7.2.6, FortiSwitchManager 7.0.0 through 7.0.5 allows attacker to execute unauthorized code or commands via specially crafted packets
CISA: Fortinet FortiOS, FortiSwitchManager, and FortiSASE contain a heap-based buffer overflow vulnerability that allows an attacker to execute unauthorized code or commands via specially crafted packets.
Qué hacer
Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.
Plazo para las agencias federales de EE. UU.: 12 de septiembre de 2026
- Añadida a la lista de CISA
- 9 de septiembre de 2026
- Publicada
- 13 de enero de 2026
- Gravedad
- Alto 7,4 CVSS 3.1
- Probabilidad de ataques en los próximos 30 días (EPSS)
- 3,7% entre el 10,2% superior de todas las vulnerabilidades conocidas
- Debilidad
- CWE-122 CWE-787
- Más detalles
- NVD · CVE.org · CISA
Todas las referencias (1)
Más fallos explotados de Fortinet
| Añadido | Vulnerabilidad | Producto | Gravedad | Prob. de ataque |
|---|---|---|---|---|
| 16 oct 2026 | Path Traversal | Multiple Products | Media 5,4 | 1,3% |
| 27 ene 2026 | Authentication Bypass Using an Alternate Path or Channel | Multiple Products | Crítica 9,4 | 87% |
| 16 dic 2025 | Improper Verification of Cryptographic Signature | Multiple Products | Crítica 9,1 | 68% |
| 14 may 2025 | Stack-Based Buffer Overflow | Multiple Products | Crítica 9,6 | 31% |
| 9 oct 2024 | Format String | Multiple Products | Crítica 9,8 | 62% |
| 11 oct 2022 | Authentication Bypass | Multiple Products | Crítica 9,8 | >99,9% |
| 1 oct 2026 | Path Traversal | FortiMail | Crítica 9,8 | 4,6% |
| 27 jul 2026 | Exposure of Sensitive Information to an Unauthorized Actor | FortiOS | Media 5,3 | 29% |
Fuentes: Known Exploited Vulnerabilities (CISA, dominio público), CVE records (cve.org) y EPSS (FIRST). La probabilidad de ataque es la estimación EPSS de que alguien intente explotar el fallo en los próximos 30 días.