CVE-2023-40398 Security feature bypass in iOS and iPadOS
A sandboxed process can circumvent sandbox restrictions, allowing attackers to bypass security controls in Apple operating systems.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2023-40398?
CVE-2023-40398 is a high-severity vulnerability in Apple Ipados, published on 29 Jul 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
This issue was addressed with improved checks. This issue is fixed in macOS Monterey 12.6.4, macOS Big Sur 11.7.5, macOS Ventura 13.3, iOS 16.4 and iPadOS 16.4. A sandboxed process may be able to circumvent sandbox restrictions.
Which versions are affected by CVE-2023-40398?
It affects 3 products.
Products include Apple Ipados, Apple Iphone Os, Apple Macos.
How do I fix CVE-2023-40398?
No fix has been published for CVE-2023-40398 yet. Limit exposure of the affected software until one is available.
Is CVE-2023-40398 being exploited?
There is no known exploitation of CVE-2023-40398 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-w6q7-cfhp-wrjq.