CVE-2020-8729 Memory corruption in Intel(R) Server Boards, Server Systems and Compute Modules Advisory

High 7.8 Published 13 Aug 2020 Updated 4 Aug 2024

An authenticated local attacker can exploit a buffer overflow in Intel server firmware to escalate privileges.

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-2020-8729?

CVE-2020-8729 is a high-severity memory corruption 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

Buffer copy without checking size of input 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-120

Which versions are affected by CVE-2020-8729?

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-2020-8729?

No fix has been published for CVE-2020-8729 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2020-8729 being exploited?

There is no known exploitation of CVE-2020-8729 in the wild and no public exploit code.

Sources

Also known as GHSA-ccpv-hwx8-pxh2.