CVE-2022-40681 Missing authorization in FortiClientWindows
An attacker can cause a denial of service in FortiClient for Windows by sending a crafted request to a named pipe due to incorrect authorization checks.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2022-40681?
CVE-2022-40681 is a high-severity missing authorization vulnerability in Fortinet Forticlient, published on 14 Nov 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A incorrect authorization in Fortinet FortiClient (Windows) 7.0.0 - 7.0.7, 6.4.0 - 6.4.9, 6.2.0 - 6.2.9 and 6.0.0 - 6.0.10 allows an attacker to cause denial of service via sending a crafted request to a specific named pipe.
Weakness: CWE-863
Which versions are affected by CVE-2022-40681?
It affects 1 product.
Products include Fortinet Forticlient.
How do I fix CVE-2022-40681?
No fix has been published for CVE-2022-40681 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2022-40681 being exploited?
There is no known exploitation of CVE-2022-40681 in the wild and no public exploit code.
Other vulnerabilities in Fortinet Forticlient
- CVE-2019-17658 Privilege escalation in Fortinet FortiClientWindows
- CVE-2023-45590 Code injection in FortiClientLinux
- CVE-2017-14184 Information disclosure in FortiClient SSLVPN Client for Linux
- CVE-2016-8493 Privilege escalation in Fortinet FortiClient
- CVE-2020-15934 Privilege escalation in FortiClientLinux
Sources
Also known as GHSA-ggrf-mj99-j57m.