SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2018-4203

An out-of-bounds read was addressed with improved bounds checking.

HIGH 7.5EPSS 1.54%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.54%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

An out-of-bounds read was addressed with improved bounds checking. This issue affected versions prior to iOS 12, macOS Mojave 10.14, tvOS 12, watchOS 5.

CVSS 3.0
7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS
1.54% probability · 74th percentile
CISA KEV
Not listed
Weakness
CWE-125
Affected
apple/iphone os · apple/mac os x · apple/tvos · apple/watchos
Source
product-security@apple.com

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