#VU64376 Incomplete cleanup in Intel products - CVE-2022-21127

Vulnerability identifier: #VU64376

Vulnerability risk: Low

CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear

CVE-ID: CVE-2022-21127

CWE-ID: CWE-459

Exploitation vector: Local access

Exploit availability: No public exploit available

Vulnerable software:
Intel SGX PSW for Windows
Intel SGX DCAP for Windows
Intel SGX PSW for Linux
Intel SGX DCAP for Linux
Intel SGX SDK for Windows
Intel SGX SDK for Linux

Software vendor:
Intel

The vulnerability allows a local user to gain access to sensitive information on the system.

The vulnerability exists due to incomplete cleanup in specific special register read operations. A local user can enable information disclosure.

Install updates from vendor's website.

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-21127