F5 Networks BIG-IP : TMM vulnerability (K13053402)

high Nessus Plugin ID 97901

Synopsis

The remote device is missing a vendor-supplied security patch.

Description

An unauthenticated remote attacker may be able to disrupt services on F5 BIG-IP 11.4.1 - 11.5.4 devices with maliciously crafted network traffic. This vulnerability affects virtual servers associated with TCP profiles when the BIG-IP system's tm.tcpprogressive db variable value is set to non-default setting 'enabled'. The default value for the tm.tcpprogressive db variable is 'negotiate'. An attacker may be able to disrupt traffic or cause the BIG-IP system to fail over to another device in the device group. (CVE-2016-7468)

Note : YourBIG-IP system's tm.tcpprogressive databasevariable value may have been set to enabled if you followed the mitigation steps forTMM vulnerability CVE-2016-5023:K19784568: TMM vulnerability CVE-2016-5023.

Impact

The Traffic Management Microkernel (TMM) may restart and temporarily fail to process traffic.

Solution

Upgrade to one of the non-vulnerable versions listed in the F5 Solution K13053402.

See Also

https://support.f5.com/csp/article/K13053402

https://support.f5.com/csp/article/K19784568

Plugin Details

Severity: High

ID: 97901

File Name: f5_bigip_SOL13053402.nasl

Version: 3.6

Type: local

Published: 3/23/2017

Updated: 5/9/2019

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:f5:big-ip_access_policy_manager, cpe:/a:f5:big-ip_advanced_firewall_manager, cpe:/a:f5:big-ip_application_acceleration_manager, cpe:/a:f5:big-ip_application_security_manager, cpe:/a:f5:big-ip_application_visibility_and_reporting, cpe:/a:f5:big-ip_global_traffic_manager, cpe:/a:f5:big-ip_link_controller, cpe:/a:f5:big-ip_local_traffic_manager, cpe:/a:f5:big-ip_policy_enforcement_manager, cpe:/h:f5:big-ip, cpe:/h:f5:big-ip_protocol_security_manager

Required KB Items: Host/local_checks_enabled, Host/BIG-IP/hotfix, Host/BIG-IP/modules, Host/BIG-IP/version

Exploit Ease: No known exploits are available

Patch Publication Date: 3/22/2017

Vulnerability Publication Date: 8/26/2016

Reference Information

CVE: CVE-2016-5023, CVE-2016-7468