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F5 Networks BIG-IP : BIG-IP APM client for Windows vulnerability (K10015187)

high Nessus Plugin ID 129598

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Synopsis

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

Description

Windows Logon Integration feature of F5 BIG-IP APM client prior to version 7.1.7.1 for Windows by default uses Legacy logon mode which uses a SYSTEM account to establish network access. This feature displays a certificate user interface dialog box which contains the link to the certificate policy. By clicking on the link, unprivileged users can open additional dialog boxes and get access to the local machine windows explorer which can be used to get administrator privilege. Windows Logon Integration is vulnerable when the APM client is installed by an administrator on a user machine. Users accessing the local machine can get administrator privileges (CVE-2018-5547)

Impact

Users accessing the local machine can get administrator privileges.

Solution

Upgrade to one of the non-vulnerable versions listed in the F5 Solution K10015187.

See Also

https://support.f5.com/csp/article/K10015187

Plugin Details

Severity: High

ID: 129598

File Name: f5_bigip_SOL10015187.nasl

Version: 1.4

Type: local

Published: 10/7/2019

Updated: 4/19/2024

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.2

Temporal Score: 5.3

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

CVSS Score Source: CVE-2018-5547

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.8

Vector: CVSS:3.0/AV:L/AC:L/PR:L/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_access_policy_manager, 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: 8/16/2018

Vulnerability Publication Date: 8/17/2018

Reference Information

CVE: CVE-2018-5547