CVE-2019-8503

moderate-risk
Published 2019-12-18

A logic issue was addressed with improved validation. This issue is fixed in iOS 12.2, tvOS 12.2, Safari 12.1, iTunes 12.9.4 for Windows, iCloud for Windows 7.11. A malicious website may be able to execute scripts in the context of another website.

Do I need to act?

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0.86% chance of exploitation
EPSS score — low 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 (5)

Affected Vendors

Apple

References (10)

Vendor Advisory https://support.apple.com/HT209599
Vendor Advisory https://support.apple.com/HT209601
Vendor Advisory https://support.apple.com/HT209603
Vendor Advisory https://support.apple.com/HT209604
Vendor Advisory https://support.apple.com/HT209605
Vendor Advisory https://support.apple.com/HT209599
Vendor Advisory https://support.apple.com/HT209601
Vendor Advisory https://support.apple.com/HT209603
Vendor Advisory https://support.apple.com/HT209604
Vendor Advisory https://support.apple.com/HT209605
45
/ 100
moderate-risk
Severity 30/34 · Critical
Exploitability 3/34 · Minimal
Exposure 12/34 · Low