CVE-2018-4214

high-risk
Published 2018-06-08

An issue was discovered in certain Apple products. iOS before 11.4 is affected. Safari before 11.1.1 is affected. iCloud before 7.5 on Windows is affected. iTunes before 12.7.5 on Windows is affected. tvOS before 11.4 is affected. watchOS before 4.3.1 is affected. The issue involves the "WebKit" component. It allows remote attackers to cause a denial of service (memory corruption and Safari crash) or possibly have unspecified other impact via a crafted web site.

Do I need to act?

~
7.2% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.8/10 High
NETWORK / LOW complexity

Affected Products (6)

Affected Vendors

Apple

References (16)

Third Party Advisory http://www.securitytracker.com/id/1041029
Third Party Advisory https://security.gentoo.org/glsa/201808-04
Vendor Advisory https://support.apple.com/HT208848
Vendor Advisory https://support.apple.com/HT208850
Vendor Advisory https://support.apple.com/HT208851
Vendor Advisory https://support.apple.com/HT208852
Vendor Advisory https://support.apple.com/HT208853
Vendor Advisory https://support.apple.com/HT208854
Third Party Advisory http://www.securitytracker.com/id/1041029
Third Party Advisory https://security.gentoo.org/glsa/201808-04
Vendor Advisory https://support.apple.com/HT208848
Vendor Advisory https://support.apple.com/HT208850
Vendor Advisory https://support.apple.com/HT208851
Vendor Advisory https://support.apple.com/HT208852
Vendor Advisory https://support.apple.com/HT208853
Vendor Advisory https://support.apple.com/HT208854
52
/ 100
high-risk
Severity 30/34 · Critical
Exploitability 9/34 · Low
Exposure 13/34 · Low