Improper Initialization in BIG-IP - CVE-2023-23555
Published: February 6, 2023
Vulnerability identifier: #VU71819
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-2023-23555
CWE-ID: CWE-665
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 improper initialization when FastL4 profile is configured on a virtual server in BIG-IP Virtual Edition. A remote attacker can send specially crafted traffic to the device and cause the TMM process to crash.
Affected software
BIG-IP
How to mitigate CVE-2023-23555
Install updates from vendor's website.
BIG-IP - addressed in versions 14.1.5.3, 15.1.8