CVE-2021-31010: Apple iOS, macOS, watchOS Sandbox Bypass Vulnerability

CVE-2021-31010 · Severity: critical · CVSS 7.5 · Exploited in the wild · Published 2022-08-25

A deserialization vulnerability in Apple operating systems allows a sandboxed process to circumvent sandbox restrictions. The issue was addressed through improved validation of untrusted data.

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

Quick answers

Is CVE-2021-31010 exploited in the wild?
Yes. CVE-2021-31010 is known to be exploited in the wild, first recorded on 25 August 2022. Treat it as urgent.
How severe is CVE-2021-31010?
Critical severity, with a CVSS score of 7.5, published 25 August 2022.
Which products and versions are affected?
Apple iOS < 12.5.5, < 14.8; Apple iPadOS < 14.8; Apple macOS Big Sur < 11.6; Apple macOS Catalina Security Update 2021-005; and 1 more.
Is there a fix for CVE-2021-31010?
A patch was published on 2021-09-23: Fixed in iOS 12.5.5, iOS 14.8, macOS 11.6, and watchOS 7.6.2 Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
How is CVE-2021-31010 attacked?
It is attacked over the network, in an operating system.
Am I affected by CVE-2021-31010?
Check whether you run Apple macOS, Apple watchOS or Cisco IOS. 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 < 12.5.5, < 14.8
  • Apple iPadOS < 14.8
  • Apple macOS Big Sur < 11.6
  • Apple macOS Catalina Security Update 2021-005
  • Apple watchOS < 7.6.2

Timeline

  • 2022-08-25: kev added: Added to CISA Known Exploited Vulnerabilities Catalog
  • 2022-08-25: disclosed
  • 2021-09-23: patched: Fixed in iOS 12.5.5, iOS 14.8, macOS 11.6, and watchOS 7.6.2
  • exploited: Apple reported awareness of active exploitation at the time of release.

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