CVE-2020-8731 Privilege escalation in Intel(R) Server Boards, Server Systems and Compute Modules Advisory

High 8.8 Published 13 Aug 2020 Updated 4 Aug 2024

An authenticated local user can escalate privileges due to incorrect file system permissions on Intel server hardware.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2020-8731?

CVE-2020-8731 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

Incorrect execution-assigned permissions in the file system for some Intel(R) Server Boards, Server Systems and Compute Modules before version 1.59 may allow an authenticated user to potentially enable escalation of privilege via local access.

Weakness: CWE-732

Which versions are affected by CVE-2020-8731?

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-2020-8731?

No fix has been published for CVE-2020-8731 yet. Limit exposure of the affected software until one is available.

Is CVE-2020-8731 being exploited?

There is no known exploitation of CVE-2020-8731 in the wild and no public exploit code.

Sources

Also known as GHSA-mq64-fg26-m3ff.