Input validation error in BIG-IP - CVE-2019-6684
Published: December 22, 2019
Vulnerability identifier: #VU23786
CSH Severity: Low
CVSS v4: 5.3 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2019-6684
CWE-ID: CWE-20
Exploitation vector: Adjecent network
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 vCMP packets in Traffic Management Microkernel (TMM). A remote attacker on the local network can send specially crafted broadcast IP fragments that will cause the TMM to reload, resulting in a denial of service (DoS) attack.
Affected software
BIG-IP
How to mitigate CVE-2019-6684
Install updates from vendor's website.
BIG-IP - addressed in versions 13.1.3.2, 14.1.2.3, 15.1.0