VULNERABILITY INTELLIGENCE

CVE-2022-47549

CVSS score6.4 MEDIUM

EPSS probability0.42%

CISA KEVNot currently listed

Published2022-12-19

Last modified2026-06-17

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

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.

Weakness classification

nvd@nist.gov: CWE-347
134c704f-9b21-4f2e-91b3-4a467353bcc0: CWE-347

Primary references

cve@mitre.org — Third Party Advisory
cve@mitre.org — Exploit, Technical Description, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Technical Description, Vendor Advisory