High severity · published Dec 18, 2019
CVE-2019-8503
A logic issue was addressed with improved validation
8.8
CVSS
2%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.0% · higher than 81% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
IO
iOS · Apple
before 12.2 · source: NVD
IC
Icloud · Apple
before 7.11 · source: NVD
IT
Itunes · Apple
before 12.9.4 · source: NVD
SA
Safari · Apple
before 12.1 · source: NVD
TV
Tvos · Apple
before 12.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-8503
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-8503
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
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