CVE-2023-38021

2023-12-3000:00:00

mitre

www.cve.org

fortanix

enclaveos

ccm

vulnerability

intel sgx

pointer-alignment

local attacker

unauthorized information

enclave_ecall

system call layer

5.6 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.1%

JSON

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.

References

github.com/openenclave/openenclave/security/advisories/GHSA-v3vm-9h66-wm76

jovanbulck.github.io/files/oakland24-pandora.pdf

www.intel.com/content/www/us/en/developer/articles/technical/software-security-guidance/advisory-guidance/stale-data-read-from-xapic.html

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

www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00657.html