CVE-2020-8721 Privilege escalation in Intel(R) Server Boards, Server Systems and Compute Modules Advisory

High 8.2 Published 13 Aug 2020 Updated 4 Aug 2024

A privileged local user can escalate privileges on Intel Server Boards and Systems due to improper input validation in firmware.

Exploited in the wild: Not known
Login needed: An administrator
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2020-8721?

CVE-2020-8721 is a high-severity vulnerability in Intel(R) Server Boards, Server Systems and Compute Modules Advisory, published on 13 Aug 2020. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Improper input validation for some Intel(R) Server Boards, Server Systems and Compute Modules before version 1.59 may allow a privileged user to potentially enable escalation of privilege via local access.

Weakness: CWE-20

Which versions are affected by CVE-2020-8721?

It affects 18 products.

Products include Intel Compute Module Hns2600bp Firmware, Intel Compute Module Hns2600kp Firmware, Intel Compute Module Hns2600tp Firmware, Intel Compute Module S2600tp Firmware, Intel Server Board S1200sp Firmware, Intel Server Board S2600bp Firmware and 12 more.

How do I fix CVE-2020-8721?

No fix has been published for CVE-2020-8721 yet. Limit exposure of the affected software until one is available.

Is CVE-2020-8721 being exploited?

There is no known exploitation of CVE-2020-8721 in the wild and no public exploit code.

Sources

Also known as GHSA-3959-4243-g349.