Vulnerability identifier: #VU61904
Vulnerability risk: Low
CVSSv3.1: 3.7 [CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-327
Exploitation vector: Local network
Exploit availability: No
Vulnerable software:
FortiWAN
Hardware solutions /
Routers & switches, VoIP, GSM, etc
Vendor: Fortinet, Inc
Description
The vulnerability allows a remote attacker to perform MitM attack.
The vulnerability exists due to usage of a risky cryptographic algorithm in the Dynamic Tunnel Protocol of FortiWAN. A remote attacker can perform MitM attack.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
FortiWAN: 4.5.0 - 4.5.8
External links
http://fortiguard.fortinet.com/psirt/FG-IR-21-070
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.