Vulnerability identifier: #VU48681

Vulnerability risk: Low

CVSSv3.1: 6.2 [CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-8705

CWE-ID: CWE-665

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Converged Security and Management Engine (CSME)
Hardware solutions / Firmware
Intel Trusted Execution Engine Firmware
Hardware solutions / Firmware
Intel Server Platform Services Firmware
Web applications / Other software

Vendor: Intel

Description

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

The vulnerability exists due to improper initialization in Intel Boot Guard. An attacker with physical access can run a specially crafted application to execute arbitrary code with escalated privileges on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Converged Security and Management Engine (CSME): All versions

Intel Trusted Execution Engine Firmware: All versions

Intel Server Platform Services Firmware: All versions

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External links
http://security.netapp.com/advisory/ntap-20201113-0002/
http://security.netapp.com/advisory/ntap-20201113-0004/
http://security.netapp.com/advisory/ntap-20201113-0005/
http://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00391

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Q & A

Can this vulnerability be exploited remotely?

No. The attacker should have physical access to the system in order to successfully exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.