CVE-2020-27946 Information disclosure in iOS and iPadOS
Processing a maliciously crafted font may disclose process memory, affecting 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-2020-27946?
CVE-2020-27946 is a medium-severity vulnerability in Apple Ipados, 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
An information disclosure issue was addressed with improved state management. 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 may result in the disclosure of process memory.
Which versions are affected by CVE-2020-27946?
It affects 6 products.
Products include Apple Ipados, Apple Iphone Os, Apple Mac Os X, Apple Macos, Apple Tvos, Apple Watchos.
How do I fix CVE-2020-27946?
No fix has been published for CVE-2020-27946 yet. Limit exposure of the affected software until one is available.
Is CVE-2020-27946 being exploited?
There is no known exploitation of CVE-2020-27946 in the wild and no public exploit code.
Other vulnerabilities in Apple Ipados
- CVE-2025-43300 Apple iOS, iPadOS, and macOS Out-of-Bounds Write
- CVE-2025-24201 Apple Multiple Products WebKit Out-of-Bounds Write
- CVE-2025-24085 Apple Multiple Products Use-After-Free
- CVE-2025-31200 Apple Multiple Products Memory Corruption
- CVE-2025-31201 Apple Multiple Products Arbitrary Read and Write
Sources
Also known as GHSA-mpp2-246q-9g9x.