CVE-2020-3903 Memory corruption in macOS
An application can execute arbitrary code with system privileges due to a memory corruption issue in macOS.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2020-3903?
CVE-2020-3903 is a high-severity memory corruption vulnerability in Apple Mac Os X, published on 1 Apr 2020. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
A memory corruption issue was addressed with improved memory handling. This issue is fixed in macOS Catalina 10.15.4. An application may be able to execute arbitrary code with system privileges.
Weakness: CWE-787
Which versions are affected by CVE-2020-3903?
It affects 1 product.
Products include Apple Mac Os X.
How do I fix CVE-2020-3903?
No fix has been published for CVE-2020-3903 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-2020-3903 being exploited?
There is no known exploitation of CVE-2020-3903 in the wild and no public exploit code.
Other vulnerabilities in Apple Mac Os X
Sources
Also known as GHSA-rjwh-crhw-x272.