CVE-2020-27944 Memory corruption in iOS and iPadOS
Attackers can execute arbitrary code by tricking users into opening a maliciously crafted font file on Apple operating systems.
- 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-2020-27944?
CVE-2020-27944 is a high-severity memory corruption vulnerability in Apple Ipad Os, published on 2 Apr 2021. 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 existed in the processing of font files. This issue was addressed with improved input validation. This issue is fixed in watchOS 7.2, macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, iOS 14.3 and iPadOS 14.3, tvOS 14.3. Processing a maliciously crafted font file may lead to arbitrary code execution.
Weakness: CWE-787
Which versions are affected by CVE-2020-27944?
It affects 5 products.
Products include Apple Ipad Os, Apple Iphone Os, Apple Macos, Apple Tvos, Apple Watchos.
How do I fix CVE-2020-27944?
No fix has been published for CVE-2020-27944 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-2020-27944 being exploited?
There is no known exploitation of CVE-2020-27944 in the wild and no public exploit code.
Other vulnerabilities in Apple Ipad Os
Sources
Also known as GHSA-9rhq-mv2c-6v65.