CVE-2021-23023

HIGH

BIG-IP Edge Client <7.2.1.3, 7.1.x <7.1.9.9 - DLL Hijacking

Title source: llm

Description

On version 7.2.1.x before 7.2.1.3 and 7.1.x before 7.1.9.9 Update 1, a DLL hijacking issue exists in cachecleaner.dll included in the BIG-IP Edge Client Windows Installer. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

References (1)

[Vendor Advisory] https://support.f5.com/csp/article/K33757590

Scores

CVSS v3 7.8

EPSS 0.0009

EPSS Percentile 25.1%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Classification

CWE

CWE-427

Status published

Affected Products (1)

f5/big-ip_access_policy_manager < 7.1.9.9

Timeline

Published Jun 10, 2021

Tracked Since Feb 18, 2026