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F5 Networks BIG-IP : TLS 1.3 vulnerability (K34450231)

high Nessus Plugin ID 132564

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Synopsis

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

Description

BIG-IP virtual servers with TLS 1.3 enabled may experience a denial-of-service (DoS) due to undisclosed incoming messages.
(CVE-2019-6659)

Impact

BIG-IP (LTM, AAM, AFM, Analytics, APM, ASM, DNS, Edge Gateway, FPS, GTM, Link Controller, PEM, WebAccelerator)

Undisclosed messages sent to a TLS 1.3-enabled virtual server may cause a denial-of-service (DoS). This issue impacts only the data plane. There is no impact on the control plane.

BIG-IQ Centralized Management, Enterprise Manager, F5 iWorkflow, and Traffix SDC

There is no impact; these F5 products are not affected by this vulnerability.

Solution

Upgrade to one of the non-vulnerable versions listed in the F5 Solution K34450231.

See Also

https://my.f5.com/manage/s/article/K34450231

Plugin Details

Severity: High

ID: 132564

File Name: f5_bigip_SOL34450231.nasl

Version: 1.4

Type: local

Published: 12/31/2019

Updated: 11/3/2023

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 Score Source: CVE-2019-6659

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_domain_name_system, 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:/a:f5:big-ip_webaccelerator, cpe:/h:f5:big-ip

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: 11/14/2019

Vulnerability Publication Date: 11/15/2019

Reference Information

CVE: CVE-2019-6659