6.4

CVE-2022-47549

Exploit
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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Trustedfirmware ≫ Op-tee Version < 3.20
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.4% 0.316
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 6.4 0.5 5.9
CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA-ADP 6.4 0.5 5.9
CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE-347 Improper Verification of Cryptographic Signature

The product does not verify, or incorrectly verifies, the cryptographic signature for data.

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
Vendor Advisory
Exploit
Technical Description