CVE Vulnerability

CVE-2022-47549

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.

6.4 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 0.5 / Impact : 5.9

Attack Vector PHYSICAL

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
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
https://github.com/OP-TEE/optee_os/security/advisories/GHSA-r64m-h886-hw6g Third Party Advisory
Configurations

Configuration 1

cpe:2.3:o:linaro:op-tee:*:*:*:*:*:*:*:*
Information

Published : 2022-12-19 09:15

Updated : 2022-12-28 07:28

NVD link : CVE-2022-47549

Mitre link : CVE-2022-47549

Products Affected
No products.
CWE
CWE-347

Improper Verification of Cryptographic Signature