Vulnerability identifier: #VU60933

Vulnerability risk: Medium

CVSSv3.1: 6.7 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-32586

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Fortinet FortiMail
Server applications / IDS/IPS systems, Firewalls and proxy servers

Vendor: Fortinet, Inc

Description

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to insufficient validation of user-supplied input in the web server CGI  facilities. A remote non-authenticated attacker can send a specially crafted HTTP request and alter the environment of the underlying script interpreter.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Fortinet FortiMail: 6.0.0 - 7.0.0

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External links
http://fortiguard.com/psirt/FG-IR-21-008

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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