CVE-2020-9999

CVE-2020-9999: vulnerability in Apple macOS

Published 08 Dec 2020 · Updated 04 Aug 2024

E-mail alert when it lands in KEV, gets a public PoC or its score goes up.

3Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackepss 8.0%

A memory corruption issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.0.1, iTunes for Windows 12.10.9. Processing a maliciously crafted text file may lead to arbitrary code execution.

Affected products

Apple · macOS

Related CVEs — Apple macOS

In the same product, most dangerous first.

CVE-2021-30860HIGHCVE-2021-30860EPSS 76.0%KEV CVE-2021-30657MEDIUMCVE-2021-30657EPSS 68.5%KEV CVE-2025-43300CRITICALCVE-2025-43300EPSS 65.2%KEV CVE-2023-41064HIGHCVE-2023-41064EPSS 53.4%KEV CVE-2023-32434HIGHCVE-2023-32434EPSS 51.5%KEV CVE-2021-30807HIGHCVE-2021-30807EPSS 28.8%KEV

References

http://seclists.org/fulldisclosure/2020/Dec/32 https://support.apple.com/en-us/HT211931 https://support.apple.com/en-us/HT211952 https://support.apple.com/kb/HT211843 https://support.apple.com/kb/HT211844 https://support.apple.com/kb/HT211850 https://support.apple.com/kb/HT211935