CVE-2025-25249
Last modified
CVE-2025-25249 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. 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. EPSS estimates a 0.75% chance of exploitation in the next 30 days.
Description
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
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Fortinet | Fortios | >= 6.4.0, < 6.4.17 |
| Fortinet | Fortios | >= 7.0.0, < 7.0.18 |
| Fortinet | Fortios | >= 7.2.0, < 7.2.12 |
| Fortinet | Fortios | >= 7.4.0, < 7.4.9 |
| Fortinet | Fortios | >= 7.6.0, < 7.6.4 |
| Fortinet | Fortiswitchmanager | >= 7.0.0, < 7.0.6 |
| Fortinet | Fortiswitchmanager | >= 7.2.0, < 7.2.7 |
| Fortinet | Fortisase | 25.1.39 |
| Fortinet | Fortisase | 25.1.51 |
References
Timeline
- Published
- Last Modified
- Status
- Modified
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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