CVE-2019-8605 on CISA KEV

A use after free issue was addressed with improved memory management. This issue is fixed in iOS 12.3, macOS Mojave 10.14.5, tvOS 12.3, watchOS 5.2.1. A malicious application may be able to execute arbitrary code with system privileges.

01What CISA says about this vulnerability

A use after free issue was addressed with improved memory management. This issue is fixed in iOS 12.3, macOS Mojave 10.14.5, tvOS 12.3, watchOS 5.2.1. A malicious application may be able to execute arbitrary code with system privileges.

02Required action — verbatim from CISA

Apply updates per vendor instructions.

03Notes & references

• support.apple.com — https://support.apple.com/HT210118
• support.apple.com — https://support.apple.com/HT210119
• support.apple.com — https://support.apple.com/HT210120
• support.apple.com — https://support.apple.com/HT210122

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	macOS	unspecified
Apple	tvOS	unspecified
Apple	watchOS	unspecified

06Detection

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

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