Apple released the iOS 10 update on February 2025, 18.3.1 and iPadOS 18.3.1, just two weeks after iOS 18.3. This update includes security fixes, targeting a specific vulnerability that could be exploited by attackers.
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Vulnerability fixed in iOS 18.3.1
According to a security article published on the website AppleThis update fixes a vulnerability discovered in the operating system's accessibility features. Specifically, attackers with physical access to an iPhone or iPad could disable USB Restricted Mode even on a locked device.
For those unfamiliar, USB Restricted Mode is a security feature on the iPhone and iPad that limits the data transfer capabilities of the port. Lightning/USB-C when the device has been locked for more than an hour. This feature is designed to protect the device from hacking tools that attempt to access data through the USB port.
The USB Restricted Mode security feature was introduced with the release of version iOS 11.4.1, in 2018.
Apple confirmed that this vulnerability was exploited in a highly sophisticated attack targeting certain users. The issue was fixed by improving authorization management.
Find more details about this update in iOS 18.3.1 version / iPadOS NOT ON official page Apple.
Who needs to do the update?
The update to iOS 18.3.1 is available for the following iOS 18 compatible devices:
- iPhone XS and newer models
- iPad Pro 13-inch
- iPad Pro 12.9-inch (3rd generation and newer)
- iPad Pro 11-inch (1rd generation and newer)
- iPad Air (3rd generation and newer)
- iPad (7th generation and newer)
- iPad mini (5th generation and newer)
Apple also released iOS 17.7.5 for older devices, with a fix for the same vulnerability.
Why is it important to update devices?
Keeping your software up to date is very important for protecting against cyber attacks. For obvious reasons, the company Apple does not disclose details about vulnerabilities before they are investigated and fixed, but this update once again demonstrates the attention and importance the company places on user security.
To update your device, go to Settings > General > Software Update and install the latest available version.
Conclusion
iOS 18.3.1 and iPadOS 18.3.1 are critical updates for iPhone and iPad users. They fix an exploitable vulnerability that could allow unauthorized access to user data. We recommend installing the update as soon as possible to benefit from the latest security measures implemented by Apple.
In addition to this update dedicated to iPhone and iPad devices, software updates have also been released for Apple Watch (watchOS 11.3.1) and Mac (macOS Sequoia 15.3.1).
