On Monday, Apple unveiled iOS 18.3.1 to the public, just two weeks after rolling out iOS 18.3. This update, alongside iPadOS 18.3.1, introduces “significant bug fixes and security improvements” – and we now have insights into the vulnerabilities addressed by these updates.
Insights on the vulnerability addressed in iOS 18.3.1
According to a security article released by Apple, the iOS 18.3.1 and iPadOS 18.3.1 updates include essential security patches. Notably, the update rectifies a vulnerability linked to the accessibility features of iOS that had been actively exploited by malicious actors.
This particular vulnerability allowed attackers with physical access to an iPhone or iPad to disable USB Restricted Mode on a locked device. For those unfamiliar, USB Restricted Mode is a crucial feature that requires the device’s password for establishing a USB connection with a computer or other devices. Circumventing this mechanism grants unauthorized access to the user’s data stored on the device.
“Apple has acknowledged a report indicating that this vulnerability may have been exploited in a highly sophisticated attack targeting specific individuals,” the company states.
Maintaining updated software is vital for minimizing the risk of becoming a target for hackers and other cyber threats. Additionally, Apple has released updates for macOS 15, visionOS 2, and watchOS 18 today, though specific details regarding security patches for these platforms have not been provided.
In a related update, Apple has also launched iOS 17.7.5 for older devices to address the same vulnerability. If you own a compatible iPhone or iPad, ensure your device is updated by navigating to Settings > General > Software Update.
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