Vulnerability identifier: #VU54166

Vulnerability risk: Low

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

CVE-ID: CVE-2021-0095

CWE-ID: CWE-665

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
2nd Generation Intel Xeon Scalable Processors
Hardware solutions / Firmware
Intel Xeon D Processors
Hardware solutions / Firmware
Intel Xeon Processor E Family
Hardware solutions / Firmware
Intel Xeon Processor E7 v4 Family
Hardware solutions / Firmware
Intel Xeon Processor E3 v6 Family
Hardware solutions / Firmware
Intel Xeon Processor E3 v5 Family
Hardware solutions / Firmware
Intel Xeon Processor E5 v4 Family
Hardware solutions / Firmware
Intel Xeon Processor E5 v3 Family
Hardware solutions / Firmware
Intel Xeon W Processors
Hardware solutions / Firmware
10th Generation Intel Core Processors
Hardware solutions / Firmware
8th Generation Intel Core Processors
Hardware solutions / Firmware
7th Generation Intel Core Processors
Hardware solutions / Firmware
6th Generation Intel Core Processors
Hardware solutions / Firmware
Intel Core X-series Processors
Hardware solutions / Firmware
Intel Core Processors with Intel Hybrid Technology
Hardware solutions / Firmware
11th Generation Intel Core Processors
Hardware solutions / Firmware
Intel Xeon Scalable Processors
Hardware solutions / Other hardware appliances

Vendor: Intel

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to improper initialization in the firmware. A local administrator can run a specially crafted application to cause a denial of service contiion on the target system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

2nd Generation Intel Xeon Scalable Processors: All versions

Intel Xeon Scalable Processors: All versions

Intel Xeon D Processors: All versions

Intel Xeon Processor E Family: All versions

Intel Xeon Processor E7 v4 Family: All versions

Intel Xeon Processor E3 v6 Family: All versions

Intel Xeon Processor E3 v5 Family: All versions

Intel Xeon Processor E5 v4 Family: All versions

Intel Xeon Processor E5 v3 Family: All versions

Intel Xeon W Processors: All versions

10th Generation Intel Core Processors: All versions

8th Generation Intel Core Processors: All versions

7th Generation Intel Core Processors: All versions

6th Generation Intel Core Processors: All versions

Intel Core X-series Processors: All versions

Intel Core Processors with Intel Hybrid Technology: All versions

11th Generation Intel Core Processors: All versions

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External links
http://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00463.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.