{"id":"CVE-2023-38021","aliases":["EUVD-2023-41848","GHSA-8mcm-x93w-7g6w"],"status":"published","title":"An issue was discovered in Fortanix EnclaveOS Confidential Computing Manager (CCM) Platform...","description":"An issue was discovered in Fortanix EnclaveOS Confidential Computing Manager (CCM) Platform before 3.32 for Intel SGX. Lack of pointer-alignment validation logic in entry functions allows a local attacker to access unauthorized information. This relates to the enclave_ecall function and system call layer.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-12","score":0.00205,"percentile":0.10548,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2023-12-30T00:00:00Z","modified":"2026-06-17T06:09:14Z","products":[{"vendor":"fortanix","product":"confidential_computing_manager"}],"references":[{"url":"https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00657.html","tags":["x_transferred","Not Applicable","Third Party Advisory"]},{"url":"https://www.intel.com/content/www/us/en/developer/articles/technical/software-security-guidance/technical-documentation/processor-mmio-stale-data-vulnerabilities.html#inpage-nav-3-2-2","tags":["x_transferred","Not Applicable","Third Party Advisory"]},{"url":"https://www.intel.com/content/www/us/en/developer/articles/technical/software-security-guidance/advisory-guidance/stale-data-read-from-xapic.html","tags":["x_transferred","Not Applicable","Third Party Advisory"]},{"url":"https://github.com/openenclave/openenclave/security/advisories/GHSA-v3vm-9h66-wm76","tags":["x_transferred","Not Applicable","Third Party Advisory"]},{"url":"https://jovanbulck.github.io/files/oakland24-pandora.pdf","tags":["x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-38021"},{"url":"https://github.com/advisories/GHSA-8mcm-x93w-7g6w"}],"sources":{"cve":[{"id":"CVE-2023-38021","description":"An issue was discovered in Fortanix EnclaveOS Confidential Computing Manager (CCM) Platform before 3.32 for Intel SGX. Lack of pointer-alignment validation logic in entry functions allows a local attacker to access unauthorized information. This relates to the enclave_ecall function and system call layer.","status":"published","published":"2023-12-30T00:00:00Z","modified":"2024-08-02T17:23:27.83Z","updated_at":"2026-11-02T14:35:29.772612Z"}],"euvd":[{"id":"EUVD-2023-41848","description":"An issue was discovered in Fortanix EnclaveOS Confidential Computing Manager (CCM) Platform before 3.32 for Intel SGX. Lack of pointer-alignment validation logic in entry functions allows a local attacker to access unauthorized information. This relates to the enclave_ecall function and system call layer.","status":"published","published":"2023-12-30T00:00:00Z","modified":"2024-08-02T17:23:27Z","updated_at":"2026-11-03T03:50:03.310621Z"}],"ghsa":[{"id":"GHSA-8mcm-x93w-7g6w","title":"An issue was discovered in Fortanix EnclaveOS Confidential Computing Manager (CCM) Platform...","description":"An issue was discovered in Fortanix EnclaveOS Confidential Computing Manager (CCM) Platform before 3.32 for Intel SGX. Lack of pointer-alignment validation logic in entry functions allows a local attacker to access unauthorized information. This relates to the enclave_ecall function and system call layer.","status":"published","published":"2023-12-30T03:30:19Z","modified":"2024-01-26T05:05:40Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T14:55:29.01801Z"}],"nvd":[{"id":"CVE-2023-38021","description":"An issue was discovered in Fortanix EnclaveOS Confidential Computing Manager (CCM) Platform before 3.32 for Intel SGX. Lack of pointer-alignment validation logic in entry functions allows a local attacker to access unauthorized information. This relates to the enclave_ecall function and system call layer.","status":"published","published":"2023-12-30T03:15:08.303Z","modified":"2026-06-17T06:09:14.637Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:08:59.830468Z"}]}}