CVE-2021-36183 Privilege escalation in Fortinet FortiClientWindows
A local unprivileged attacker can escalate privileges to SYSTEM via the FortiClient update named pipe.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-36183?
CVE-2021-36183 is a high-severity vulnerability in Fortinet Forticlient, published on 2 Nov 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
An improper authorization vulnerability [CWE-285] in FortiClient for Windows versions 7.0.1 and below and 6.4.2 and below may allow a local unprivileged attacker to escalate their privileges to SYSTEM via the named pipe responsible for Forticlient updates.
Which versions are affected by CVE-2021-36183?
It affects 1 product.
Products include Fortinet Forticlient.
How do I fix CVE-2021-36183?
No fix has been published for CVE-2021-36183 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-36183 being exploited?
There is no known exploitation of CVE-2021-36183 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-vrc4-qvrw-2552.