SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2018-4120

It allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site.

HIGH 8.8EPSS 1.90%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.90%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

An issue was discovered in certain Apple products. iOS before 11.3 is affected. Safari before 11.1 is affected. iCloud before 7.4 on Windows is affected. iTunes before 12.7.4 on Windows is affected. tvOS before 11.3 is affected. The issue involves the "WebKit" component. It allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site.

CVSS 3.0
8.8 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS
1.90% probability · 79th percentile
CISA KEV
Not listed
Weakness
CWE-119
Affected
apple/safari · apple/iphone os · apple/tvos · apple/icloud · apple/itunes · canonical/ubuntu linux · webkitgtk/webkitgtk\+
Source
product-security@apple.com

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