Input validation error in BIG-IP - CVE-2021-23007
Published: March 19, 2021
Vulnerability identifier: #VU51584
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-2021-23007
CWE-ID: CWE-20
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 insufficient validation of user-supplied input in TMM when handling fragmented IP traffic. A remote attacker can send specially crafted packets to the system and perform a denial of service (DoS) attack.
Affected software
BIG-IP
How to mitigate CVE-2021-23007
Install updates from vendor's website.
BIG-IP - addressed in versions 14.1.4.0.120.11, 16.0.1.1.9.6