Information disclosure in FortiMail

Published: 2021-12-07
Risk Medium
Patch available NO
Number of vulnerabilities 1
CVE-ID CVE-2021-32591
Exploitation vector Network
Public exploit N/A
Vulnerable software
Fortinet FortiMail
Server applications / IDS/IPS systems, Firewalls and proxy servers

Vendor Fortinet, Inc

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Missing Required Cryptographic Step

EUVDB-ID: #VU58633

Risk: Medium

CVSSv3.1: 4.9 [CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:U/RC:C]

CVE-ID: CVE-2021-32591

CWE-ID: CWE-325 - Missing Required Cryptographic Step

Exploit availability: No


The vulnerability allows an attacker to compromise users' passwords.

The vulnerability exists due to missing cryptographic steps in the function that encrypts users' LDAP and RADIUS credentials. An attacker in possession of the password store to compromise the confidentiality of the encrypted secrets.


Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

Fortinet FortiMail: 5.0 - 7.0.1

CPE2.3 External links

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.