PT-2022-17819 · F5 · F5 Big-Ip

Published

2022-05-05

·

Updated

2022-05-13

·

CVE-2022-26372

CVSS v3.1

7.5

High

VectorAV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Name of the Vulnerable Software and Affected Versions F5 BIG-IP versions prior to 15.1.0.2 F5 BIG-IP versions 14.1.x prior to 14.1.4.6 F5 BIG-IP versions 13.1.x prior to 13.1.5 F5 BIG-IP versions 12.1.x F5 BIG-IP versions 11.6.x
Description The issue affects F5 BIG-IP when a DNS listener is configured on a virtual server with DNS queueing. Undisclosed requests can cause an increase in memory resource utilization.
Recommendations For F5 BIG-IP versions prior to 15.1.0.2, update to version 15.1.0.2 or later. For F5 BIG-IP versions 14.1.x prior to 14.1.4.6, update to version 14.1.4.6 or later. For F5 BIG-IP versions 13.1.x prior to 13.1.5, update to version 13.1.5 or later. For F5 BIG-IP versions 12.1.x and 11.6.x, since these versions have reached End of Technical Support, consider upgrading to a supported version to mitigate the risk.

Fix

Resource Exhaustion

Found an issue in the description? Have something to add? Feel free to write us 👾

Weakness Enumeration

Related Identifiers

CVE-2022-26372

Affected Products

F5 Big-Ip