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F5 Networks BIG-IP : TMM WebSocket vulnerability (K11718033)

high Nessus Plugin ID 118630

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Synopsis

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

Description

In some circumstances, the Traffic Management Microkernel (TMM) does not properly handle certain malformed WebSocket requests/responses, which allows remote attackers to cause a denial of service (DoS) or possible remote code execution on the BIG-IP system. (CVE-2018-5504)

Impact

This vulnerability allowsunauthorized remote code execution and disruption of service through an unspecified crafted WebSocket packet.

Solution

Upgrade to one of the non-vulnerable versions listed in the F5 Solution K11718033.

See Also

https://my.f5.com/manage/s/article/K11718033

Plugin Details

Severity: High

ID: 118630

File Name: f5_bigip_SOL11718033.nasl

Version: 1.6

Type: local

Published: 11/2/2018

Updated: 11/2/2023

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 9.3

Temporal Score: 6.9

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

CVSS Score Source: CVE-2018-5504

CVSS v3

Risk Factor: High

Base Score: 8.1

Temporal Score: 7.1

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

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

Vulnerability Information

CPE: cpe:/a:f5:big-ip_application_visibility_and_reporting, cpe:/a:f5:big-ip_domain_name_system, cpe:/h:f5:big-ip, cpe:/a:f5:big-ip_application_security_manager, cpe:/a:f5:big-ip_advanced_firewall_manager, cpe:/a:f5:big-ip_local_traffic_manager, cpe:/a:f5:big-ip_access_policy_manager, cpe:/a:f5:big-ip_global_traffic_manager, cpe:/a:f5:big-ip_application_acceleration_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: 3/21/2018

Vulnerability Publication Date: 3/22/2018

Reference Information

CVE: CVE-2018-5504