CVE-2022-47549
Medium
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.
SeverityMedium
CVSS6.4
Exploit probability—
ProductTrustedfirmware Op-tee
PublishedDec 19, 2022
First seenDec 19, 2022
Weakness typeCWE-347CWE-347
How to fix
Update
- trustedfirmware op-tee3.20 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| trustedfirmware op-tee | v < 3.20 | 3.20 |
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