Denial of service in Intel Xeon Scalable Processors

1) Resource management error

EUVDB-ID: #VU22782

Risk: Low

CVSSv3.1: 5.7 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-11139

CWE-ID: CWE-399 - Resource Management Errors

Exploit availability: No

Description

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

The vulnerability exists due to improper conditions check in the voltage modulation interface for some Intel(R) Xeon(R) Scalable Processors. A local user can perform a denial of service attack.

The following Intel Xeon Scalable Processors are affected:

• Intel Xeon Platinum Processors: 8153, 8156, 8158, 8160, 8160F, 8160M, 8160T, 8164, 8168, 8170, 8170M, 8176, 8176F, 8176M, 8180, 8180M
• Intel Xeon Gold Processors: 5115, 5118, 5119T, 5120, 5120T, 5122, 6126, 6126F, 6126T, 6128, 6130, 6130F, 6130T, 6132, 6134, 6134M, 6136, 6138, 6138F, 6138T, 6140, 6140M, 6142, 6142F, 6142M, 6144, 6146, 6148, 6148F, 6150, 6152, 6154
  
• Intel Xeon Silver Processors: 4108, 4109T, 4110, 4112, 4114, 4114T, 4116, 4116T
  
• Intel Xeon Bronze Processors: 3104, 3106

Mitigation

Install firmware updates from your manufacturer's website.

Vulnerable software versions

Intel Xeon Scalable Processors: All versions

External links

http://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00271.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.