CVE-2017-15031

VendortrustedfirmwareProducttrusted firmware-aDiscoveredDec 18, 2018UpdatedJun 5, 2026

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.

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CVSS v3.1

7.5 HIGH

EPSS

1.90%

probability of exploitation in 30 days

CISA KEV

Not listed

no confirmed exploitation reported

News coverage

sources referencing this CVE

Related IOCs

seen in the same coverage

EPSS Trend

Aug 16, 2026 → Oct 7, 2026

● 0.00pp

1.90% → 1.90% over 2 tracked changes

CVSS v3.1 Detail

Attack VectorNETWORK

Attack ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

ScopeUNCHANGED

ConfidentialityHIGH

IntegrityNONE

AvailabilityNONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Connections

2 relationships

CWE-200

source

Timeline

disclosure → media coverage

Dec 18, 2018

Disclosure — published as a CVE record. · last revised by NVD Jun 5, 2026