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CVE-2018-3620

Published: Aug 14, 2018Updated: May 29, 2026 Sources: CVE List NVD BDUCWE-203
NVD MITRE
5.6CVSSMEDIUM
EPSS Score
5.6%
Top 8.1%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

Systems with microprocessors utilizing speculative execution and address translations may allow unauthorized disclosure of information residing in the L1 data cache to an attacker with local user access via a terminal page fault and a side-channel analysis.

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

MultipleIntel CorporationHardware Firmware
Astra Linux Special EditionООО «РусБИТех-Астра»
On-premOS
Operating Systems / linux-distro
Intel XeonIntel Corp.
Embedded
Hardware Firmware / cpu-gpu
Intel CoreIntel Corp.Hardware Firmware / cpu-gpu
SIMATIC Field PG M5Siemens AG
EmbeddedFirmware
ICS / OT / IoT
intel corporationcommercialUSHardware Firmware
ооо «русбитех-астра»commercialRUOperating Systemsaka rusbitech-astra
intel corp.commercialUSHardware Firmwareaka intel
siemens agcommercialDEEnterprise Softwareaka siemens
and 45 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available
Workaround Available

MITRE ATT&CK

1 technique
Discovery
View detailed technique mapping

References

https://www.kb.cert.org/vuls/id/982149
kb.cert.org
http://www.securitytracker.com/id/1041451
securitytracker.com
https://security.gentoo.org/glsa/201810-06
security.gentoo.org
and 60 more references View all →

Timeline

Published
Aug 14, 2018
Last Updated
May 29, 2026

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