CVE-2021-26091 MEDIUM

CVE-2021-26091

Vendor Fortinet
Product FortiMail
Weakness CWE-338
Published March 24, 2025
Last update March 31, 2025

CVSS base score

6.9/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality High
Integrity None

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:U/RC:C

What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

March 24, 2025 CVE published
March 31, 2025 Record updated