CVE-2021-33097

CVE-2021-33097 is a Time-of-Check Time-of-Use (TOCTOU) vulnerability affecting the Intel Crypto API Toolkit for Intel SGX. A privileged user could exploit this flaw over a network to achieve escalation of privilege, leading to high impacts on confidentiality, integrity, and availability. While rated Medium severity with a CVSS score of 6.6, its high attack complexity suggests it is not trivial to exploit. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.