Resource exhaustion in FortiAuthenticator - CVE-2021-22124
Published: August 3, 2021
Vulnerability identifier: #VU55554
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-22124
CWE-ID:
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to application does not properly control consumption of internal resources in login modules. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.
Affected software
FortiAuthenticator
FortiSandbox
FortiSandbox
How to mitigate CVE-2021-22124
Install updates from vendor's website.
FortiAuthenticator - addressed in versions 6.0.6, 6.1.0, 6.2.0, 6.3.0
FortiSandbox - addressed in versions 3.0.7, 3.1.5, 3.2.2, 4.0.0
FortiSandbox - addressed in versions 3.0.7, 3.1.5, 3.2.2, 4.0.0