VulnerabilityModified
CVE-2019-8503
A malicious website may be able to execute scripts in the context of another website.
HIGH 8.8EPSS 1.78%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.78%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 1.78% probability · 77th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-20
- Affected
- apple/icloud · apple/itunes · apple/safari · apple/iphone os · apple/tvos
- Source
- product-security@apple.com
References
- https://support.apple.com/HT209599Vendor Advisory
- https://support.apple.com/HT209601Vendor Advisory
- https://support.apple.com/HT209603Vendor Advisory
- https://support.apple.com/HT209604Vendor Advisory
- https://support.apple.com/HT209605Vendor Advisory
- https://support.apple.com/HT209599Vendor Advisory
- https://support.apple.com/HT209601Vendor Advisory
- https://support.apple.com/HT209603Vendor Advisory
- https://support.apple.com/HT209604Vendor Advisory
- https://support.apple.com/HT209605Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.