Vulnerability identifier: #VU64051
Vulnerability risk: Medium
CVSSv3.1: 4.2 [CVSS:3.1/AV:N/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-295
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
FortiOS
Operating systems & Components /
Operating system
FortiManager
Server applications /
IDS/IPS systems, Firewalls and proxy servers
FortiAnalyzer
Server applications /
IDS/IPS systems, Firewalls and proxy servers
FortiSandbox
Server applications /
DLP, anti-spam, sniffers
Vendor: Fortinet, Inc
Description
The vulnerability allows a remote attacker to perform MitM attack.
The vulnerability exists due to improper certificate validation. A remote attacker with ability to intercept traffic can perform MitM attack against the affected products and certain external peers.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
FortiOS: 6.2.0 - 6.2.10, 6.0.0 - 6.0.14, 5.6.0 - 5.6.14
FortiManager: 7.0.0 - 7.0.1, 6.2.0 - 6.2.9, 6.4.0 - 6.4.6, 6.0.0 - 6.0.11
FortiAnalyzer: 7.0.0 - 7.0.2, 6.2.0 - 6.2.9, 6.4.0 - 6.4.7, 6.0.0 - 6.0.11
FortiSandbox: 3.0.0 - 4.0.2
External links
http://fortiguard.fortinet.com/psirt/FG-IR-18-292
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.