vulnerability

F5 Networks: CVE-2018-3639: K29146534: SSB Variant 4 vulnerability CVE-2018-3639

Severity
2
CVSS
(AV:L/AC:L/Au:N/C:P/I:N/A:N)
Published
May 22, 2018
Added
Aug 23, 2024
Modified
Aug 11, 2025

Description

Systems with microprocessors utilizing speculative execution and speculative execution of memory reads before the addresses of all prior memory writes are known may allow unauthorized disclosure of information to an attacker with local user access via a side-channel analysis, aka Speculative Store Bypass (SSB), Variant 4.

Solution

f5-big-ip-upgrade-latest
Title
NEW

Explore Exposure Command

Confidently identify and prioritize exposures from endpoint to cloud with full attack surface visibility and threat-aware risk context.