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CVE-2019-8503

Date: December 18, 2019

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.

Severity Score

Related Resources (10)

https://support.apple.com/HT209599
https://security-tracker.debian.org/tracker/CVE-2019-8503
https://nvd.nist.gov/vuln/detail/CVE-2019-8503
https://access.redhat.com/security/cve/CVE-2019-8503
https://support.apple.com/HT209605
https://support.apple.com/HT209601
https://people.canonical.com/~ubuntu-security/cve/CVE-2019-8503
https://support.apple.com/HT209603
https://support.apple.com/HT209604
https://www.mend.io/vulnerability-database/CVE-2019-8503

Severity Score

Weakness Type (CWE)

Improper Input Validation

CWE-20

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): COMPLETE
Integrity (I): COMPLETE
Availability (A): COMPLETE
Additional information:

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