CVE-2017-15031 - Vulnerability Details - OpenCVE

Description

In all versions of ARM Trusted Firmware up to and including v1.4, not initializing or saving/restoring the PMCR_EL0 register can leak secure world timing information.

Published: 2018-12-18

Score: 7.5 High

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:o:arm:arm-trusted-firmware:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2017-6506	In all versions of ARM Trusted Firmware up to and including v1.4, not initializing or saving/restoring the PMCR_EL0 register can leak secure world timing information.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact None

Availability Impact None

This CVE is not in the KEV list.

The EPSS score is 0.00721.

Key SSVC decision points have not yet been added.

References

Link	Providers
http://www.securityfocus.com/bid/106271
https://github.com/ARM-software/arm-trusted-firmware/wiki/ARM-Trusted-Firmware-Security-Advisory-TFV-5

History

Wed, 25 Mar 2026 20:30:00 +0000

Type	Values Removed	Values Added
Metrics	cvssV3_0 `{'score': 7.5, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'}`	cvssV3_1 `{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'}`

Subscriptions

Arm Arm-trusted-firmware

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2018-12-18T16:00:00.000Z

Updated: 2024-08-05T19:42:22.265Z

Reserved: 2017-10-05T00:00:00.000Z

Link: CVE-2017-15031

Vulnrichment

No data.

NVD

Status : Analyzed

Published: 2018-12-18T16:29:00.250

Modified: 2026-03-25T20:39:22.147

Link: CVE-2017-15031

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-200

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