CVE-2022-47549 - Vulnerability Details - OpenCVE

Description

An unprotected memory-access operation in optee_os in TrustedFirmware Open Portable Trusted Execution Environment (OP-TEE) before 3.20 allows a physically proximate adversary to bypass signature verification and install malicious trusted applications via electromagnetic fault injections.

Published: 2022-12-19

Score: 6.4 Medium

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

No analysis available yet.

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:linaro:op-tee:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No remediation available yet.

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2022-50310	An unprotected memory-access operation in optee_os in TrustedFirmware Open Portable Trusted Execution Environment (OP-TEE) before 3.20 allows a physically proximate adversary to bypass signature verification and install malicious trusted applications via electromagnetic fault injections.

No CVSS v4.0

Attack Vector Physical

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00069.

Exploitation none

Automatable no

Technical Impact total

References

Link	Providers
https://github.com/OP-TEE/optee_os/security/advisories/GHSA-r64m-h886-hw6g
https://people.linaro.org/~joakim.bech/reports/Breaking_cross-world_isolation_on_ARM_TrustZone_through_EM_faults_coredumps_and_UUID_confusion.pdf

History

Thu, 17 Apr 2025 14:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Subscriptions

Linaro Op-tee

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2022-12-19T00:00:00.000Z

Updated: 2025-04-17T14:02:55.292Z

Reserved: 2022-12-19T00:00:00.000Z

Link: CVE-2022-47549

Vulnrichment

Updated: 2024-08-03T14:55:08.392Z

NVD

Status : Modified

Published: 2022-12-19T09:15:09.637

Modified: 2025-04-17T14:15:24.600

Link: CVE-2022-47549

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-347

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