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CVE-2021-36173 is a high severity vulnerability with a CVSS score of 8.8. No known exploits currently, and patches are available.
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Lower probability of exploitation
EPSS predicts the probability of exploitation in the next 30 days based on real-world threat data, complementing CVSS severity scores with actual risk assessment.
A heap-based buffer overflow in the firmware signature verification function of FortiOS versions 7.0.1, 7.0.0, 6.4.0 through 6.4.6, 6.2.0 through 6.2.9, and 6.0.0 through 6.0.13 may allow an attacker to execute arbitrary code via specially crafted installation images.
| Vendor | Product |
|---|---|
| Fortinet | Fortios |
| Fortinet | Fortigate 2600f |
| Fortinet | Fortigate 3600e |
| Fortinet | Fortigate 200f |
| Fortinet | Fortigate 400e |
| Fortinet | Fortigate 2200e |
| Fortinet | Fortigate 3500f |
| Fortinet | Fortigate 3300e |
| Fortinet | Fortigate 600e |
| Fortinet | Fortigate 1100e |
And 4 more...