Vulnerability identifier: #VU63081

Vulnerability risk: Low

CVSSv3.1: 7.1 [CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-0154

CWE-ID: CWE-20

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Intel Xeon Processor E Family
Hardware solutions / Firmware
Intel Xeon Processor E3 v6 Family
Hardware solutions / Firmware
Intel Xeon Processor E7 v4 Family
Hardware solutions / Firmware
Intel Xeon D Processors
Hardware solutions / Firmware
Intel Xeon Processor E5 v4 Family
Hardware solutions / Firmware

Vendor: Intel

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to insufficient validation of user-supplied input in the BIOS firmware. A local user can escalate privileges on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Intel Xeon Processor E Family: All versions

Intel Xeon Processor E3 v6 Family: All versions

Intel Xeon Processor E7 v4 Family: All versions

Intel Xeon D Processors: All versions

Intel Xeon Processor E5 v4 Family: All versions

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External links
http://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00601.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.