CVE-2019-8506 on CISA KEV

A type confusion issue was addressed with improved memory handling. This issue is fixed in iOS 12.2, tvOS 12.2, watchOS 5.2, Safari 12.1, iTunes 12.9.4 for Windows, iCloud for Windows 7.11. Processing maliciously crafted web content may lead to arbitrary code execution.

01What CISA says about this vulnerability

A type confusion issue was addressed with improved memory handling. This issue is fixed in iOS 12.2, tvOS 12.2, watchOS 5.2, Safari 12.1, iTunes 12.9.4 for Windows, iCloud for Windows 7.11. Processing maliciously crafted web content may lead to arbitrary code execution.

02Required action — verbatim from CISA

Apply updates per vendor instructions.

03Notes & references

• support.apple.com — https://support.apple.com/HT209599
• support.apple.com — https://support.apple.com/HT209601
• support.apple.com — https://support.apple.com/HT209603
• support.apple.com — https://support.apple.com/HT209604
• support.apple.com — https://support.apple.com/HT209605
• support.apple.com — https://support.apple.com/HT209602

04SARA's analyst layer — why this matters

This vulnerability is currently on the CISA KEV list, which CISA only adds CVEs to when there is reliable evidence of active exploitation in the wild. For federal civilian agencies, BOD 22-01 requires remediation by the due date above. For everyone else, KEV is the strongest "patch immediately" signal you can get from public threat intel.

05Affected products (summary)

Vendor	Product	Versions
Apple	iOS	unspecified
Apple	tvOS	unspecified
Apple	watchOS	unspecified
Apple	Safari	unspecified
Apple	iTunes for Windows	unspecified
Apple	iCloud for Windows	unspecified

06Detection

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection:

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