CVE-2020-9842 Privilege escalation in iOS
A malicious application could exploit an entitlement parsing flaw to access private information and perform privileged actions 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-2020-9842?
CVE-2020-9842 is a high-severity vulnerability in Apple Ipados, published on 9 Jun 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
An entitlement parsing issue was addressed with improved parsing. This issue is fixed in iOS 13.5 and iPadOS 13.5, macOS Catalina 10.15.5, tvOS 13.4.5, watchOS 6.2.5. A malicious application could interact with system processes to access private information and perform privileged actions.
Which versions are affected by CVE-2020-9842?
It affects 5 products.
Products include Apple Ipados, Apple Iphone Os, Apple Mac Os X, Apple Tvos, Apple Watchos.
How do I fix CVE-2020-9842?
No fix has been published for CVE-2020-9842 yet. Limit exposure of the affected software until one is available.
Is CVE-2020-9842 being exploited?
There is no known exploitation of CVE-2020-9842 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-hp34-v9j7-6g3r.