F5 BIG-IP Edge Client Windows 7.2.1 < 7.2.1.3 / 7.1.6 < 7.1.9.9 Update 1 DLL Hijacking (K33757590)

high Nessus Plugin ID 151790
New! Plugin Severity Now Using CVSS v3

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Synopsis

A web client installed on the remote Windows host is affected by a DLL hijacking vulnerability.

Description

The version of the Big-IP Edge Client Windows Component Installer installed on the remote Windows host is 7.2.1 before 7.2.1.3, or between 7.1.6 and 7.1.9.9 Update 1. It is, therefore, affected by a DLL hijacking vulnerability. A local attacker can exploit this using a malicious DLL to gain privileged or administrator access to the system.

Solution

Upgrade client software to a version referenced in the advisory.

See Also

https://support.f5.com/csp/article/K33757590

Plugin Details

Severity: High

ID: 151790

File Name: f5_bigip_edge_client_K33757590.nasl

Version: 1.2

Type: local

Agent: windows

Family: Windows

Published: 7/16/2021

Updated: 7/19/2021

Dependencies: f5_bigip_edge_client_win_detect.nbin

Risk Information

CVSS Score Source: CVE-2021-23023

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 6.9

Temporal Score: 5.1

Vector: AV:L/AC:M/Au:N/C:C/I:C/A:C

Temporal Vector: E:U/RL:OF/RC:C

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.8

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

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

Vulnerability Information

CPE: cpe:/a:f5:big-ip_edge_gateway

Required KB Items: installed_sw/Big-IP Edge Gateway Client for Windows

Exploit Ease: No known exploits are available

Patch Publication Date: 6/1/2021

Vulnerability Publication Date: 6/1/2021

Reference Information

CVE: CVE-2021-23023

IAVA: 2021-A-0306