CVE-2023-27940 Information disclosure in iOS and iPadOS
A sandboxed app can observe system-wide network connections, allowing attackers to leak sensitive network data from Apple devices.
- 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-2023-27940?
CVE-2023-27940 is a medium-severity vulnerability in Apple Ipados, published on 23 Jun 2023. 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
The issue was addressed with additional permissions checks. This issue is fixed in iOS 15.7.6 and iPadOS 15.7.6, macOS Monterey 12.6.6, macOS Ventura 13.4. A sandboxed app may be able to observe system-wide network connections.
Which versions are affected by CVE-2023-27940?
It affects 3 products.
Products include Apple Ipados, Apple Iphone Os, Apple Macos.
How do I fix CVE-2023-27940?
No fix has been published for CVE-2023-27940 yet. Limit exposure of the affected software until one is available.
Is CVE-2023-27940 being exploited?
There is no known exploitation of CVE-2023-27940 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-hw8h-w39h-p4x8.