CVE-2020-3831

7.0 highEPSS 0.8%

High (7.0) in apple. EPSS 0.8% chance of exploitation in the next 30 days.

A race condition was addressed with improved locking. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1. An application may be able to execute arbitrary code with kernel privileges.

Severity

CVSS 3.1

7.0 high

CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS: 0.8% chance of exploitation in the next 30 days; higher than 56% of CVEs (scores of 2026-10-31)
CWE: CWE-362
Published: 2020-02-27
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

apple:ipados
apple:iphone_os

References

https://support.apple.com/HT210918
https://support.apple.com/HT210918

Check your stack JSON