CVE-2021-23011 Information

Description

On versions 16.0.x before 16.0.1.1 15.1.x before 15.1.3 14.1.x before 14.1.4 13.1.x before 13.1.4 12.1.x before 12.1.6 and 11.6.x before 11.6.5.3 when the BIG-IP system is buffering packet fragments for reassembly the Traffic Management Microkernel (TMM) may consume an excessive amount of resources eventually leading to a restart and failover event. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Reference

https://support.f5.com/csp/article/K10751325

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5