CVE-2018-3639

MediumCVSS 5.5/10Last modified Jun 17, 2026

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.

Metrics

CVSS 3.1 5.5/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Weakness enumeration

CWE-203

Affected software

No affected versions have been published.

Timeline

Published: May 22, 2018
Last modified: Jun 17, 2026
NVD status: Modified

Related CVEs from 2018

CVE-2018-36405.6Systems with microprocessors utilizing speculative execution and that perform speculative reads of system registers may allow unauthorized d CVE-2018-36419.8Escalation of privilege in all versions of the Intel Remote Keyboard allows a network attacker to inject keystrokes as a local user.CVE-2018-36438.2A vulnerability in Power Management Controller firmware in systems using specific Intel(R) Converged Security and Management Engine (CSME) b CVE-2018-36457.8Escalation of privilege in all versions of the Intel Remote Keyboard allows a local attacker to inject keystrokes into another remote keyboa CVE-2018-36465.6Systems with microprocessors utilizing speculative execution and address translations may allow unauthorized disclosure of information resid CVE-2018-36497.8DLL injection vulnerability in the installation executables (Autorun.exe and Setup.exe) for Intel's wireless drivers and related software in CVE-2018-36507.8Insufficient Input Validation in Bleach module in INTEL Distribution for Python versions prior to IDP 2018 Update 2 allows unprivileged user CVE-2018-36527.6Existing UEFI setting restrictions for DCI (Direct Connect Interface) in 5th and 6th generation Intel Xeon Processor E3 Family, Intel Xeon S CVE-2018-36557.3A vulnerability in a subsystem in Intel CSME before version 11.21.55, Intel Server Platform Services before version 4.0 and Intel Trusted Ex CVE-2018-36576.7Multiple buffer overflows in Intel AMT in Intel CSME firmware versions before version 12.0.5 may allow a privileged user to potentially exec CVE-2018-36585.3Multiple memory leaks in Intel AMT in Intel CSME firmware versions before 12.0.5 may allow an unauthenticated user with Intel AMT provisione CVE-2018-36596.8A vulnerability in Intel PTT module in Intel CSME firmware before version 12.0.5 and Intel TXE firmware before version 4.0 may allow an unau