Denial of service in certain 14nm Client/Xeon E3 Intel processors

1) Input validation error

EUVDB-ID: #VU64377

Risk: Low

CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-21180

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

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

The vulnerability exists due to insufficient validation in Memory Mapped I/O (MMIO) for some 14nm Client/Xeon E3 Intel® Processors. A local user can pass specially crafted input and perform a denial of service (DoS) attack in certain virtualized environments.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Intel Xeon E Processors: All versions

6th Generation Intel Core Processors: All versions

Intel Xeon W Processors: All versions

Intel Core X-series Processors: All versions

10th Generation Intel Core Processors: All versions

11th Generation Intel Core Processors: All versions

8th Generation Intel Core Processors: All versions

Intel Pentium Gold Processor Series: All versions

Intel Celeron Processor 5000 Series: All versions

Intel Celeron Processors: All versions

7th Generation Intel Core Processors: All versions

Intel Pentium Processors: All versions

Intel Celeron Processor G Series: All versions

9th Generation Intel Core Processors: All versions

External links

http://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00645.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.