Information disclosure in Intel SGX

1) Improper isolation or compartmentalization

EUVDB-ID: #VU72457

Risk: Low

CVSSv3.1: 5.2 [CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-38090

CWE-ID: CWE-653 - Improper isolation or compartmentalization

Exploit availability: No

Description

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

The vulnerability exists due to improper isolation of shared resources in some Intel processors when using Intel Software Guard Extensions. A local user can gain access to sensitive information.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

10th Generation Intel Core Processors: All versions

Intel Pentium Processor Silver Series: All versions

Intel Celeron Processor J Series: All versions

Intel Celeron Processor N Series: All versions

9th Generation Intel Core Processors: All versions

3rd Generation Intel Xeon Scalable Processors: All versions

Intel Xeon D Processors: All versions

External links

http://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00767.html

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.