Information disclosure in FortiSandbox, FortiWeb and FortiADC

Published: 2021-12-07
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2021-32591
Exploitation vector Network
Public exploit N/A
Vulnerable software
Server applications / DLP, anti-spam, sniffers

Fortinet FortiWeb
Server applications / Remote management servers, RDP, SSH

Server applications / Other server solutions

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: 4.6 [CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/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.


Install updates from vendor's website.

Vulnerable software versions

FortiSandbox: 3.2.0 - 4.0.0

Fortinet FortiWeb: 5.7.0 - 6.3.11

FortiADC: 5.0.0 - 6.2.0

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.

Is there known malware, which exploits this vulnerability?

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