{"id":"CVE-2022-47549","aliases":["EUVD-2022-50310","GHSA-fpxc-4rrx-f672","GHSA-r64m-h886-hw6g"],"status":"published","title":"An unprotected memory-access operation in optee_os in TrustedFirmware Open Portable Trusted...","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.","severity":{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00417,"percentile":0.36329,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-347"],"published":"2022-12-19T00:00:00Z","modified":"2026-10-28T02:31:03Z","products":[{"vendor":"trustedfirmware","product":"op-tee"}],"references":[{"url":"https://github.com/OP-TEE/optee_os/security/advisories/GHSA-r64m-h886-hw6g","tags":["x_transferred","Third Party Advisory","advisory"]},{"url":"https://people.linaro.org/~joakim.bech/reports/Breaking_cross-world_isolation_on_ARM_TrustZone_through_EM_faults_coredumps_and_UUID_confusion.pdf","tags":["x_transferred","Exploit","Technical Description","Vendor Advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-47549","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-fpxc-4rrx-f672"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/47xxx/CVE-2022-47549.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2022-47549","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.","status":"published","published":"2022-12-19T00:00:00Z","modified":"2025-04-17T14:02:55.292Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"adp"}],"cwes":["CWE-347"],"updated_at":"2026-11-02T14:34:24.971323Z"}],"euvd":[{"id":"EUVD-2022-50310","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.","status":"published","published":"2022-12-19T00:00:00Z","modified":"2025-04-17T14:02:55Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"medium"}],"updated_at":"2026-11-02T20:52:22.025137Z"}],"ghsa":[{"id":"GHSA-fpxc-4rrx-f672","title":"An unprotected memory-access operation in optee_os in TrustedFirmware Open Portable Trusted...","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.","status":"published","published":"2022-12-19T09:30:22Z","modified":"2023-01-28T05:07:00Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"medium"}],"cwes":["CWE-347"],"updated_at":"2026-11-02T14:44:29.269512Z"}],"nvd":[{"id":"CVE-2022-47549","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.","status":"published","published":"2022-12-19T09:15:09.637Z","modified":"2026-06-17T05:13:51.43Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"primary"},{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-347"],"updated_at":"2026-11-02T14:07:34.031641Z"}],"osv":[{"id":"CVE-2022-47549","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.","status":"published","published":"2022-12-19T00:00:00Z","modified":"2026-10-28T02:31:03.108741232Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"medium"}],"updated_at":"2026-11-02T15:44:27.776402Z"}]}}