CVE Vulnerabilities

CVE-2020-5941

Published: Nov 05, 2020 | Modified: Nov 16, 2020
CVSS 3.x
7.5
HIGH
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 2.x
5 MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/A:P
RedHat/V2
RedHat/V3
Ubuntu

On BIG-IP versions 16.0.0-16.0.0.1 and 15.1.0-15.1.0.5, using the RESOLV::lookup command within an iRule may cause the Traffic Management Microkernel (TMM) to generate a core file and restart. This issue occurs when data exceeding the maximum limit of a hostname passes to the RESOLV::lookup command.

Affected Software

Name Vendor Start Version End Version
Big-ip_access_policy_manager F5 15.1.0 (including) 15.1.1 (excluding)
Big-ip_access_policy_manager F5 16.0.0 (including) 16.0.1 (excluding)
Big-ip_advanced_firewall_manager F5 15.1.0 (including) 15.1.1 (excluding)
Big-ip_advanced_firewall_manager F5 16.0.0 (including) 16.0.1 (excluding)
Big-ip_analytics F5 15.1.0 (including) 15.1.1 (excluding)
Big-ip_analytics F5 16.0.0 (including) 16.0.1 (excluding)
Big-ip_application_acceleration_manager F5 15.1.0 (including) 15.1.1 (excluding)
Big-ip_application_acceleration_manager F5 16.0.0 (including) 16.0.1 (excluding)
Big-ip_application_security_manager F5 15.1.0 (including) 15.1.1 (excluding)
Big-ip_application_security_manager F5 16.0.0 (including) 16.0.1 (excluding)
Big-ip_domain_name_system F5 15.1.0 (including) 15.1.1 (excluding)
Big-ip_domain_name_system F5 16.0.0 (including) 16.0.1 (excluding)
Big-ip_fraud_protection_service F5 15.1.0 (including) 15.1.1 (excluding)
Big-ip_fraud_protection_service F5 16.0.0 (including) 16.0.1 (excluding)
Big-ip_global_traffic_manager F5 15.1.0 (including) 15.1.1 (excluding)
Big-ip_global_traffic_manager F5 16.0.0 (including) 16.0.1 (excluding)
Big-ip_link_controller F5 15.1.0 (including) 15.1.1 (excluding)
Big-ip_link_controller F5 16.0.0 (including) 16.0.1 (excluding)
Big-ip_local_traffic_manager F5 15.1.0 (including) 15.1.1 (excluding)
Big-ip_local_traffic_manager F5 16.0.0 (including) 16.0.1 (excluding)
Big-ip_policy_enforcement_manager F5 15.1.0 (including) 15.1.1 (excluding)
Big-ip_policy_enforcement_manager F5 16.0.0 (including) 16.0.1 (excluding)

References