CVE-2021-26091
High
Description
A use of a cryptographically weak pseudo-random number generator vulnerability in the authenticator of the Identity Based Encryption service of FortiMail 6.4.0 through 6.4.4, and 6.2.0 through 6.2.7 may allow an unauthenticated attacker to infer parts of users authentication tokens and reset their credentials.
SeverityHigh
CVSS7.5
Exploit probability—
Product
Fortinet Fortimail
PublishedMar 24, 2025
First seenMar 24, 2025
Weakness typeCWE-338CWE-338
How to fix
Update
- fortinet fortimail6.4.5 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| fortinet fortimail | 6.2.0 ≤ v < 6.4.5 | 6.4.5 |
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