SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2023-23540

An app may be able to execute arbitrary code with kernel privileges.

HIGH 7.8EPSS 0.29%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.29%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

The issue was addressed with improved memory handling. This issue is fixed in iOS 15.7.8 and iPadOS 15.7.8, macOS Monterey 12.6.4, iOS 16.4 and iPadOS 16.4, macOS Big Sur 11.7.5. An app may be able to execute arbitrary code with kernel privileges.

CVSS 3.1
7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS
0.29% probability · 22th percentile
CISA KEV
Not listed
Affected
apple/ipados · apple/iphone os · apple/macos
Source
product-security@apple.com

References

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