Improper input validation in BIG-IP APM - CVE-2017-6129
Published: December 25, 2017
Vulnerability identifier: #VU9740
CSH Severity: Low
CVSS v4.0: 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/E:U/U:Clear
CVE-ID: CVE-2017-6129
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: F5 Networks
Affected software:
BIG-IP APM
BIG-IP APM
Detailed vulnerability description
The vulnerability allows a remote attacker to cause DoS condition on the target system.
The vulnerability exists on the systems with the TCP Fast Open and Tail Loss Probe options enabled in the associated TCP profile due to insufficient validation of user-supplied input. A remote attacker can send specially crafted traffic to the target virtual server, trigger an unspecified flaw and cause the Traffic Management Microkernel (TMM) to restart and traffic to disrupt.
Successful exploitation of the vulnerability results in denial of service.
How to mitigate CVE-2017-6129
The vulnerability is addressed in the following versions: 12.1.3, 13.1.0.