CVEvulnerability
CVE-2022-47549
6.4 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2022-12-19
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 6.4 MEDIUM — CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
- 6.4 MEDIUM — CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-347
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.
Affected configurations
• trustedfirmware op-tee (< 3.20)
Related
Weakness · CWE (1)
- CWE-347 Improper Verification of Cryptographic Signature weakness
References
- https://github.com/OP-TEE/optee_os/security/advisories/GHSA-r64m-h886-hw6g Third Party Advisory
- https://people.linaro.org/~joakim.bech/reports/Breaking_cross-world_isolation_on_ARM_TrustZone_through_EM_faults_coredumps_and_UUID_confusion.pdf Exploit, Technical Description, Vendor Advisory
- https://github.com/OP-TEE/optee_os/security/advisories/GHSA-r64m-h886-hw6g Third Party Advisory
- https://people.linaro.org/~joakim.bech/reports/Breaking_cross-world_isolation_on_ARM_TrustZone_through_EM_faults_coredumps_and_UUID_confusion.pdf Exploit, Technical Description, Vendor Advisory