What’s Vulnerable › Vulnerabilities
CVE-2021-36174
- Severity: high (CVSS 7.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.8% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2021-11-02 · updated 2026-06-17
- Weakness: CWE-770
Description
A memory allocation with excessive size value vulnerability in the license verification function of FortiPortal before 6.0.6 may allow an attacker to perform a denial of service attack via specially crafted license blobs.
Affected products
- Fortinet FortiPortal: from 4.0.0 before 6.0.6 — fixed in 6.0.6
How to fix
Upgrade to a fixed version: Fortinet FortiPortal 6.0.6. Check the vendor advisory for mitigations.
References
Get alerted when CVE-2021-36174 or the next vulnerability affects your stack