CVE-2020-3908 Information disclosure in macOS

High 7.1 Published 1 Apr 2020 Updated 4 Aug 2024

A local attacker can exploit an out-of-bounds read to access kernel memory or crash the system, requiring an OS update to mitigate.

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-2020-3908?

CVE-2020-3908 is a high-severity vulnerability in Apple Mac Os X, published on 1 Apr 2020. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Catalina 10.15.4. A local user may be able to cause unexpected system termination or read kernel memory.

Weakness: CWE-125

Which versions are affected by CVE-2020-3908?

It affects 1 product.

Products include Apple Mac Os X.

How do I fix CVE-2020-3908?

No fix has been published for CVE-2020-3908 yet. Limit exposure of the affected software until one is available.

Is CVE-2020-3908 being exploited?

There is no known exploitation of CVE-2020-3908 in the wild and no public exploit code.

All Apple Mac Os X vulnerabilities

Sources

Also known as GHSA-38hq-wrmm-5f58.