CVE Tools
Sign in

CVE-2018-3640

Published: May 22, 2018Updated: Nov 21, 2024 Sources: CVE List NVD BDUCWE-203
5.6MEDIUM
NVD MITRE
EPSS Score
7.6%
Top 6.2%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

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.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:LAC:HPR:LUI:NS:CC:HI:NA:N
Exploitability
AV:LAttack Vector
Local
AC:HAttack Complexity
High
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:CScope
Changed
Impact
C:HConfidentiality
High
I:NIntegrity
None
A:NAvailability
None
Open in CVSS calculator →

Weaknesses

CWE-203

Affected Products

Intel Corporation
commercial·USaka intel, Intel Corp.
atom c
Hardware Firmware
atom e
Hardware Firmware
atom z
Hardware Firmware
celeron j
Hardware Firmware
celeron n
Hardware Firmware
core i3
Hardware Firmware
core i5
Hardware Firmware
core i7
Hardware Firmware
Siemens AG
commercial·DEaka siemens
SIMATIC Field PG M5
ICS / OT / IoT
SIMATIC IPC427E
ICS / OT / IoT
SIMATIC IPC477E
ICS / OT / IoT
SIMATIC IPC547E
ICS / OT / IoT
SIMATIC IPC547G
ICS / OT / IoT
SIMATIC IPC627D
ICS / OT / IoT
SIMATIC IPC647D
ICS / OT / IoT
SIMATIC IPC677D
ICS / OT / IoT
ARM Limited
commercial·GBaka arm
ARM Cortex-A57
OSS Libraries
ARM Cortex-A72
OSS Libraries
ARM Cortex-A15
OSS Libraries
arm
oss-project·GBaka arm ltd
cortex-a
OSS Libraries
and 232 more affected products View all →

Exploitability

Official Patch Available
Is your org exposed to CVE-2018-3640?We can run the check for you — a free external exposure review, no install. Check my exposure

Attack Graph

Products CVE Techniques Tactics

Click technique nodes for MITRE ATT&CK details · drag to pan · Ctrl/⌘ + scroll to zoom, or go fullscreen.

MITRE ATT&CK

1 technique
Discovery
View detailed technique mapping

References

http://support.lenovo.com/us/en/solutions/LEN-22133
support.lenovo.com
http://www.fujitsu.com/global/support/products/software/security/products-f/cve-2018-3639e.html
fujitsu.com
http://www.securityfocus.com/bid/104228
securityfocus.com
and 23 more references View all →
News mentions
Could not load news mentions.

Unlock Complete Vulnerability Intelligence

Get the full picture for CVE-2018-3640 and every CVE in our database. Create a free account — no credit card required.

Create Free Account
Plain-language analysis
Impact assessment and exploitation scenario in plain English
Attack graph visualization
Interactive attack path and kill chain mapping
Exploit details & PoC links
ExploitDB, Metasploit, GitHub PoCs with direct links
Nuclei scanner templates
Ready-to-use vulnerability scanner templates
Full remediation guide
Patch instructions, workarounds, and compliance impact
Interactive AI chat
Ask questions about this vulnerability in natural language
Related vulnerabilities
Semantically similar CVEs and attack patterns
REST API & MCP access
Integrate vulnerability data into your workflows