CVE-2021-23048

HIGH

BIG-IP <16.0.1.2, 15.1.3.1, 14.1.4.3, 13.1.4.1, 12.1.x, 11.6.x - DoS

Title source: llm
STIX 2.1

Description

On BIG-IP version 16.0.x before 16.0.1.2, 15.1.x before 15.1.3.1, 14.1.x before 14.1.4.3, 13.1.x before 13.1.4.1, and all versions of 12.1.x and 11.6.x, when GPRS Tunneling Protocol (GTP) iRules commands or a GTP profile is configured on a virtual server, undisclosed GTP messages can cause the Traffic Management Microkernel (TMM) to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

References (1)

Core 1
Core References
Vendor Advisory x_refsource_misc
https://support.f5.com/csp/article/K19012930

Scores

CVSS v3 7.5
EPSS 0.0089
EPSS Percentile 75.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-20
Status published
Products (11)
f5/big-ip_access_policy_manager 11.6.1 - 11.6.5
f5/big-ip_advanced_firewall_manager 11.6.1 - 11.6.5
f5/big-ip_advanced_web_application_firewall 11.6.1 - 11.6.5
f5/big-ip_analytics 11.6.1 - 11.6.5
f5/big-ip_application_acceleration_manager 11.6.1 - 11.6.5
f5/big-ip_application_security_manager 11.6.1 - 11.6.5
f5/big-ip_domain_name_system 11.6.1 - 11.6.5
f5/big-ip_fraud_protection_service 11.6.1 - 11.6.5
f5/big-ip_global_traffic_manager 11.6.1 - 11.6.5
f5/big-ip_link_controller 11.6.1 - 11.6.5
... and 1 more
Published Sep 14, 2021
Tracked Since Feb 18, 2026