Is CVE-2022-47549 actively exploited?

CVE-2022-47549 has no public evidence of in-the-wild exploitation as of 2025-04-17.

What is the CVSS score for CVE-2022-47549?

CVE-2022-47549 has a CVSS score of 6.4 (MEDIUM severity). Vector: CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

How do I patch CVE-2022-47549?

Patch guidance is available from linaro security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2022-47549.

CVE-2022-47549 - remediation guidance & executive summary

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.

CVSS Metrics

Vector: CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector: physical
Complexity: high
Privileges: none
User Action: none
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high
Weaknesses: CWE-347 CWE-347

Metadata

Primary Vendor: LINARO
Published: 12/19/2022
Last Modified: 4/17/2025
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

CVE-2022-47549

Description

CVSS Metrics

Metadata

Affected Products

Remediation Guidance

Executive Summary