Instituto Nacional de ciberseguridad. Sección Incibe
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CVE-2018-9056

Severity CVSS v4.0:
Pending analysis
Type:
CWE-200 Information Leak / Disclosure
Publication date:
27/03/2018
Last modified:
05/05/2020

Description

Systems with microprocessors utilizing speculative execution may allow unauthorized disclosure of information to an attacker with local user access via a side-channel attack on the directional branch predictor, as demonstrated by a pattern history table (PHT), aka BranchScope.

Impact

Vector 3.x
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N CVSS v3.1 Severity and Metrics:

Base Score: 5.60 MEDIUM
Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N

Attack Vector (AV): Local
Attack Complexity (AC): High
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Changed
Confidentiality (C): High
Integrity (I): None
Availability (A): None

Base Score 3.x
5.60
Severity 3.x
MEDIUM
Vector 2.0
AV:L/AC:M/Au:N/C:C/I:N/A:N CVSS v2.0 Severity and Metrics:

Base Score: 4.70 MEDIUM
Vector: AV:L/AC:M/Au:N/C:C/I:N/A:N

Attack Vector (AV): Local
Attack Complexity (AC): Medium
Authentication (Au): None
Confidentiality (C): Complete
Integrity (I): None
Availability (A): None

Base Score 2.0
4.70
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:h:intel:atom_c:c2308:*:*:*:*:*:*:*
cpe:2.3:h:intel:atom_c:c2316:*:*:*:*:*:*:*
cpe:2.3:h:intel:atom_c:c2338:*:*:*:*:*:*:*
cpe:2.3:h:intel:atom_c:c2350:*:*:*:*:*:*:*
cpe:2.3:h:intel:atom_c:c2358:*:*:*:*:*:*:*
cpe:2.3:h:intel:atom_c:c2508:*:*:*:*:*:*:*
cpe:2.3:h:intel:atom_c:c2516:*:*:*:*:*:*:*
cpe:2.3:h:intel:atom_c:c2518:*:*:*:*:*:*:*
cpe:2.3:h:intel:atom_c:c2530:*:*:*:*:*:*:*
cpe:2.3:h:intel:atom_c:c2538:*:*:*:*:*:*:*
cpe:2.3:h:intel:atom_c:c2550:*:*:*:*:*:*:*
cpe:2.3:h:intel:atom_c:c2558:*:*:*:*:*:*:*
cpe:2.3:h:intel:atom_c:c2718:*:*:*:*:*:*:*
cpe:2.3:h:intel:atom_c:c2730:*:*:*:*:*:*:*
cpe:2.3:h:intel:atom_c:c2738:*:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools