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F5 Networks BIG-IP : HTTPS monitor vulnerability (K05112543)

high Nessus Plugin ID 118622

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Synopsis

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

Description

F5 BIG-IP 13.0.0-13.0.1, 12.1.0-12.1.3.6, or 11.2.1-11.6.3.2 HTTPS health monitors do not validate the identity of the monitored server.
(CVE-2018-5542)

Impact

This vulnerability may allow unauthorized disclosure and modification of monitor traffic by an attacker with a privileged network position (MITM).

Note : This vulnerability affects HTTPS monitors that are configured onTraffic Management Microkernel (TMM) interfaces and monitors that are configured on the management interface (MGMT).

Solution

Upgrade to one of the non-vulnerable versions listed in the F5 Solution K05112543.

See Also

https://my.f5.com/manage/s/article/K05112543

Plugin Details

Severity: High

ID: 118622

File Name: f5_bigip_SOL05112543.nasl

Version: 1.4

Type: local

Published: 11/2/2018

Updated: 11/2/2023

Configuration: Enable paranoid mode

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2018-5542

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_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, 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

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

Exploit Ease: No known exploits are available

Patch Publication Date: 7/24/2018

Vulnerability Publication Date: 7/25/2018

Reference Information

CVE: CVE-2018-5542