#VU73177 Improper access control in Crypto API Toolkit for Intel SGX - CVE-2022-21163

Vulnerability identifier: #VU73177

Vulnerability risk: Low

CVSSv4.0: 5.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-21163

CWE-ID: CWE-284

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Crypto API Toolkit for Intel SGX
Hardware solutions / Firmware

Vendor: Intel

Description

The vulnerability allows a local user to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions. A local user can bypass implemented security restrictions and gain elevated privileges on the target system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Crypto API Toolkit for Intel SGX: before 2.0

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External links
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00746.html

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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.