Incorrect calculation in BIG-IP AFM - CVE-2022-23028
Published: January 19, 2022
Vulnerability identifier: #VU59837
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2022-23028
CWE-ID: CWE-682
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 incorrect calculation error when global AFM SYN cookie protection (TCP Half Open flood vector) is activated in the AFM Device Dos or DOS profile. Such configuration causes certain types of TCP connections fail. A remote attacker can send specially crafted traffic to the system and perform a denial of service (DoS) attack.
Affected software
BIG-IP AFM
How to mitigate CVE-2022-23028
Install updates from vendor's website.
BIG-IP AFM - addressed in versions 14.1.4.5, 15.1.5