VULNERABILITY INTELLIGENCE

CVE-2018-3640

CVSS score5.6 MEDIUM
EPSS probability7.46%
CISA KEVNot currently listed
Published2018-05-22
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N

Description

Systems with microprocessors utilizing speculative execution and that perform speculative reads of system registers may allow unauthorized disclosure of system parameters to an attacker with local user access via a side-channel analysis, aka Rogue System Register Read (RSRE), Variant 3a.

Weakness classification

  • CWE-203: Observable Discrepancy

Primary references