SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2020-3831

A race condition was addressed with improved locking.

HIGH 7.0EPSS 0.80%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.80%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

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.

CVSS 3.1
7.0 HIGHCVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS
0.80% probability · 55th percentile
CISA KEV
Not listed
Weakness
CWE-362
Affected
apple/ipados · apple/iphone os
Source
product-security@apple.com

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.