CVE-2023-42824: Apple iOS and iPadOS Kernel Privilege Escalation Vulnerability

CVE-2023-42824 · Severity: critical · CVSS 7.8 · Exploited in the wild · Published 2023-10-05

A kernel privilege escalation vulnerability in Apple iOS and iPadOS allows a local attacker to elevate their privileges. The issue was addressed with improved checks and has been reported as actively exploited in the wild against versions prior to iOS 16.6.

Technologies: Apple iPadOS, Apple macOS, Apple watchOS, Cisco IOS. Vendors: Apple, Cisco.

Quick answers

Is CVE-2023-42824 exploited in the wild?
Yes. CVE-2023-42824 is known to be exploited in the wild, first recorded on 5 October 2023. Treat it as urgent.
How severe is CVE-2023-42824?
Critical severity, with a CVSS score of 7.8, published 5 October 2023.
Which products and versions are affected?
Apple iOS < 16.7.1, 17.0 to < 17.0.3; Apple iPadOS < 16.7.1, 17.0 to < 17.0.3.
Is there a fix for CVE-2023-42824?
A patch was published on 2023-10-25: Fixed in iOS/iPadOS 16.7.1 and 17.0.3 Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
How is CVE-2023-42824 attacked?
It is attacked with local access, in an operating system.
Am I affected by CVE-2023-42824?
Check whether you run Apple iPadOS, Apple macOS, Apple watchOS or one of the others listed. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Affected products

  • Apple iOS < 16.7.1, 17.0 to < 17.0.3
  • Apple iPadOS < 16.7.1, 17.0 to < 17.0.3

Timeline

  • 2023-10-05: disclosed
  • 2023-10-05: kev added: Added to CISA Known Exploited Vulnerabilities Catalog
  • 2023-10-25: patched: Fixed in iOS/iPadOS 16.7.1 and 17.0.3
  • 2023-10-05: exploited: Apple aware of reports of active exploitation against versions before iOS 16.6

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