CVE-2020-27932: Apple Multiple Products Type Confusion Vulnerability
CVE-2020-27932 · Severity: critical · CVSS 7.8 · Exploited in the wild · Published 2021-11-03
A type confusion vulnerability in the Apple XNU kernel (specifically related to turnstiles) allows a malicious application to execute arbitrary code with kernel privileges. The issue was addressed through improved state handling across multiple Apple operating systems.
Yes. CVE-2020-27932 is known to be exploited in the wild, first recorded on 3 November 2021. Treat it as urgent.
How severe is CVE-2020-27932?
Critical severity, with a CVSS score of 7.8, published 3 November 2021.
Which products and versions are affected?
Apple iOS < 12.4.9, 14.0 to < 14.2; Apple iPadOS < 14.2; Apple macOS < 11.0.1, 10.15.7 Supplemental Update; Apple watchOS < 5.3.9, 6.0 to < 6.2.9, 7.0 to < 7.1; and 2 more.
Is there a fix for CVE-2020-27932?
A patch was published on 2020-11-05: Fixed in iOS 14.2 and iPadOS 14.2 Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
How is CVE-2020-27932 attacked?
It is attacked with local access, in an operating system.
Am I affected by CVE-2020-27932?
Check whether you run Apple Multiple Products. 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 < 12.4.9, 14.0 to < 14.2
Apple iPadOS < 14.2
Apple macOS < 11.0.1, 10.15.7 Supplemental Update
Apple watchOS < 5.3.9, 6.0 to < 6.2.9, 7.0 to < 7.1
Apple iCloud for Windows < 11.5
Apple iTunes for Windows < 12.11
Timeline
2020-12-09: disclosed: Initial NVD analysis and disclosure
2021-11-03: kev added: Added to CISA Known Exploited Vulnerabilities Catalog
2020-11-05: patched: Fixed in iOS 14.2 and iPadOS 14.2