CVE-2020-27932 Apple Multiple Products Type Confusion
A malicious application can execute arbitrary code with kernel privileges due to a type confusion issue in Apple operating systems.
- Exploited in the wild
- Since 3 Nov 2021
- 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-2020-27932?
CVE-2020-27932 is a high-severity memory corruption vulnerability in Apple Icloud, published on 8 Dec 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 type confusion issue was addressed with improved state handling. This issue is fixed in macOS Big Sur 11.0.1, watchOS 7.1, iOS 12.4.9, watchOS 6.2.9, Security Update 2020-006 High Sierra, Security Update 2020-006 Mojave, iOS 14.2 and iPadOS 14.2, watchOS 5.3.9, macOS Catalina 10.15.7 Supplemental Update, macOS Catalina 10.15.7 Update. A malicious application may be able to execute arbitrary code with kernel privileges.
Weakness: CWE-843
Which versions are affected by CVE-2020-27932?
It affects 7 products.
Products include Apple Icloud, Apple Ipados, Apple Iphone Os, Apple Itunes, Apple Mac Os X, Apple Macos and 1 more.
How do I fix CVE-2020-27932?
No fix has been published for CVE-2020-27932 yet. Limit exposure of the affected software until one is available. US federal agencies must fix it by 3 May 2022.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2020-27932 being exploited?
Yes. Attackers have exploited CVE-2020-27932 in the wild since at least 3 Nov 2021.
Other vulnerabilities in Apple Icloud
Sources
Also known as GHSA-f3wv-rx3x-v6fh.