In-the-wild iOS Exploit Chain 4

Posted by Ian Beer, Project Zero TL;DR This exploit chain supported iOS 12-12.1, although the two vulnerabilities were unpatched when we discovered the chain in the wild. It was these two vulnerabilities which we reported to Apple with a 7-day deadline, leading to the release of iOS 12.1.4. The...

Implant Teardown

Posted by Ian Beer, Project Zero In the earlier posts we examined how the attackers gained unsandboxed code execution as root on iPhones. At the end of each chain we saw the attackers calling posixspawn, passing the path to their implant binary which they dropped in /tmp. This starts the implant...

iMessage - NSKeyedUnarchiver Deserialization Allows file Backed NSData Objects

iMessage - NSKeyedUnarchiver Deserialization Allows file Backed NSData Objects The class NSDataFileBackedFuture can be deserialized even if secure encoding is enabled. This class is a file-backed NSData object that loads a local file into memory when the NSData bytes selector is called. This...

CVE-2018-4426

A memory corruption issue was addressed with improved memory handling. This issue affected versions prior to iOS 12, macOS Mojave 10.14, tvOS 12, watchOS 5...

CVE-2018-4412

A memory corruption issue was addressed with improved input validation. This issue affected versions prior to iOS 12, macOS Mojave 10.14, tvOS 12, watchOS 5, iTunes 12.9 for Windows, iCloud for Windows 7.7...

CVE-2018-4414

A memory corruption issue was addressed with improved input validation. This issue affected versions prior to iOS 12, macOS Mojave 10.14, tvOS 12, watchOS 5, iTunes 12.9 for Windows, iCloud for Windows 7.7...

CVE-2018-4399

An access issue existed with privileged API calls. This issue was addressed with additional restrictions. This issue affected versions prior to iOS 12, macOS Mojave 10.14, tvOS 12, watchOS 5...

CVE-2018-4408

A memory corruption issue was addressed with improved input validation This issue affected versions prior to iOS 12, macOS Mojave 10.14, tvOS 12, watchOS 5...

CVE-2018-4401

A memory corruption issue was addressed with improved memory handling. This issue affected versions prior to iOS 12, macOS Mojave 10.14, tvOS 12, watchOS 5...

CVE-2018-4395

This issue was addressed with improved checks. This issue affected versions prior to iOS 12, macOS Mojave 10.14, tvOS 12, watchOS 5...

CVE-2018-4383

A memory corruption issue was addressed with improved state management. This issue affected versions prior to iOS 12, macOS Mojave 10.14, tvOS 12, watchOS 5...

DEBIAN-CVE-2018-4361

A memory consumption issue was addressed with improved memory handling. This issue affected versions prior to iOS 12, tvOS 12, watchOS 5, Safari 12, iTunes 12.9 for Windows, iCloud for Windows 7.7...

CVE-2018-4362

An inconsistent user interface issue was addressed with improved state management. This issue affected versions prior to Safari 11.1.2, iOS 12...

CVE-2018-4363

An input validation issue existed in the kernel. This issue was addressed with improved input validation. This issue affected versions prior to iOS 12, tvOS 12, watchOS 5...

CVE-2018-4359

Multiple memory corruption issues were addressed with improved memory handling. This issue affected versions prior to iOS 12, tvOS 12, watchOS 5, Safari 12, iTunes 12.9 for Windows, iCloud for Windows 7.7...

CVE-2018-4352

A consistency issue existed in the handling of application snapshots. The issue was addressed with improved handling of notes deletions. This issue affected versions prior to iOS 12...

CVE-2018-4345

A cross-site scripting issue existed in Safari. This issue was addressed with improved URL validation. This issue affected versions prior to iOS 12, tvOS 12, Safari 12, iTunes 12.9 for Windows, iCloud for Windows 7.7...

CVE-2018-4356

A permissions issue existed. This issue was addressed with improved permission validation. This issue affected versions prior to iOS 12...

CVE-2018-4354

A memory corruption issue was addressed with improved memory handling. This issue affected versions prior to iOS 12, macOS Mojave 10.14, tvOS 12, watchOS 5...

CVE-2018-4344

A memory corruption issue was addressed with improved memory handling. This issue affected versions prior to iOS 12, macOS Mojave 10.14, tvOS 12, watchOS 5...