Improper Restriction of Excessive Authentication Attempts in FortiProxy and FortiOS - CVE-2022-43947
Published: April 11, 2023
Vulnerability identifier: #VU74856
CSH Severity: Medium
CVSS v4: 7.7 [CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2022-43947
CWE-ID: CWE-307
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a brute-force attack.
The vulnerability exist due to improper restriction of excessive authentication attempts in administrative interface. A remote attacker with access to the administrative interface can perform a brute-force attack and gain unauthorized access to the system.
Affected software
FortiProxy
RUGGEDCOM APE1808
FortiOS
RUGGEDCOM APE1808
FortiOS
How to mitigate CVE-2022-43947
Install updates from vendor's website.
FortiProxy - addressed in versions 7.0.8, 7.2.2
FortiOS - addressed in versions 6.4.13, 7.0.11, 7.2.4
FortiOS - addressed in versions 6.4.13, 7.0.11, 7.2.4